CHEMICAL PRODUCTS
Organic chemicals
Inorganic chemicals
Water Treatment
Inorganic Chemicals
Benzoic Acid
Benzoic Acid is White flakes crystals,benzin or benzoic aldehyde savor, soluble in ethanol and slightly soluble in water. Benzoic acid occurs naturally in many plants and serves as an intermediate in the biosynthesis of many secondary metabolites. Salts of benzoic acid are used as food preservatives. Benzoic acid is an important precursor for the industrial synthesis of many other organic substances. The salts and esters of benzoic acid are known as benzoates.
Description of goods: Benzoic Acid
Mol.formula: C6H5COOH
CAS No. : 65-85-0
Grade Standard: Tech Grade Pharm Grade
Purity: 98%min, 99%min
Specification
Item | Tech Grade | Pharm Grade |
ASSAY | 98.0% MIN. | 99.0% MIN. |
CHLORIDE | 1.00%MAX. | 0.035%MAX. |
MELTING POINT | 120-123℃ | 121-124℃ |
MELTING POINT | 0.001 % | 0.00001%MAX. |
Benzoic acid occurs naturally in many plants and serves as an intermediate in the biosynthesis of many secondary metabolites. Salts of benzoic acid are used as food preservatives. Benzoic acid is an important precursor for the industrial synthesis of many other organic substances. The salts and esters of benzoic acid are known as benzoates.
Ammonium Chlorider
Ammonium chloride, abbreviated as ammonium chloride. it is white or slightly yellow square or octahedral small crystal. It has two dosage forms of powder and granular. Granular ammonium chloride is not easy to absorb moisture and easy to store, while powdered ammonium chloride is used more.
Description of goods: Ammonium chloride
Mol.formula: NH4CL
CAS No. : 12125-02-9
Grade Standard: Industrial Grade, Feed Grade, Food Grade
Purity:99.5%
Appearance:white powder, granular
Specification
Ammonium Chloride (food grade)
Items | Specifications | Test result |
HN4CL(AS DRY BASIS)% | ≥99.5 | 99.5 |
MOISTURE % | ≤0.5 | 0.04 |
RESIDUE IN IGNITION % | ≤0.4 | 0.2 |
Fe % | ≤0.0007 | 0.00002 |
Pb % | ≤0.0005 | 0.00004 |
SO4% | ≤0.02 | 0.01 |
PH VALUE | 4.0-5.8 | 5.36 |
Ammonium Chloride (tech grade)
Items | Specifications | Test result |
HN4CL(AS DRY BASIS)% | 99-99.5 | 99.5 |
MOISTURE % | ≤0.5 | 0.11 |
RESIDUE IN IGNITION % | ≤0.4 | 0.38 |
Fe % | ≤0.0007 | 0.00005 |
Pb % | ≤0.0005 | 0.00005 |
SO4% | ≤0.02 | 0.009 |
PH VALUE | 4.0-5.8 | 5.21 |
Ammonium Chloride (feed grade)
Items | Specifications | Test result |
HN4CL(AS DRY BASIS)% | ≥99.5 | 99.5 |
MOISTURE % | ≤0.7 | 0.08 |
RESIDUE IN IGNITION % | ≤0.4 | 0.29 |
Fe % | ≤0.001 | 0.00009 |
Pb % | ≤0.0005 | 0.00004 |
SO4% | ≤0.02 | 0.014 |
PH VALUE | 4.0-5.8 | 5.11 |
Barium Chloride
Description of goods: Barium Chloride
Mol.formula: BaCl2
CAS No. : 10361-37-2
Grade Standard: Industrial Grade
Purity: 98%,99%
Specification
Barium chloride is an inorganic compound with the formula BaCl2. It is one of the most common water-soluble salts of barium.
Like most other barium salts, it is white, toxic, and imparts a yellow-green coloration to a flame. It is also hygroscopic, converting first to the dihydrate BaCl2(H2O)2.
Barium chloride anhydrous industrial grade
Test item | Specification | |
Reagent grade | grade | |
Assay (BaCL2)% | ≥99.5 | ≥99.0 |
Water insoluble % | ≤0.01 | ≤0.02 |
N % | ≤0.002 | ≤0.005 |
Sodium (Na)% | ≤0.01 | ≤0.02 |
Possli(K)% | ≤0.005 | ≤0.01 |
Calcium(Ca)% | ≤0.05 | ≤0.1 |
Iron(Fe)% | ≤0.0001 | ≤0.0002 |
Strontium(Sr)% | ≤0.02 | ≤0.1 |
Barium chloride anhydrous industrial grade
Item | Specifications | Results |
Purity % | ≥99 | 99.4 |
Calcium(Ca)% | ≤0.036 | 0.03 |
Sulphide(S)% | ≤0.003 | 0.002 |
Strontium(Sr)% | ≤0.1 | 0.06 |
Iron(Fe)% | ≤0.001 | 0.0006 |
Water insoluble ,matter % | ≤0.03 | 0.03 |
Aluminum Sulfate
Description of goods: Aluminum sulfate
Mol.formula: Al2(SO4)3
CAS No. : 10043-01-3
Grade Standard: Industrial Grade
Purity: 17% aluminium sulphate
Specification
Items Indexes
Aluminum Oxide (Al2O3)% 17%min
Fe2O3 0.005%max
PH 3.0-3.5
Water insoluble % 0.1%max
Size 15mm
Borax Anhydrous
Anhydrous borax, also known as sodium tetraborate, α orthorhombic crystal melting point of 742.5 ℃. Density 2.28, β orthorhombic crystal melting point of 664 ℃. Density is 2.75, traits of white crystalline or colorless glassy crystals, strong moisture absorption, it dissolves in water, glycerol, slowly dissolved in methanol, can form a concentration of 13-16% of the solution, the aqueous solution was weakly alkaline, insoluble in alcohol. Borax is heated to 350 ~ 400 ℃ obtain anbydrous borax. Put it in the air, it will change to borax decahydrate or borax pentahydrate by absorbing moisture.
Description of goods: Borax Anhydrous
Mol.formula: Na2B4O7
CAS No. : 1330-43-4
Grade Standard: Industrial Grade
Purity: 99%
Specification
Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is an important boron compound, a mineral, and a salt of boric acid. It is usually a white powder consisting of soft colorless crystals that dissolve easily in water.
Borax has a wide variety of uses.It is widely used as raw material for boron oxide in production for heat insulated glass wool, weaving glass fibre and borosilicate glass, heat-resisting glass, elctric light source, glass beaker, pharmacy, cosmetic pakaging bottle, hollow micro-ball, optical glasses, sealing glass, etc. mainly fuctions in glass, flux, network former.
ceramic and enamal:
Borax can increase ceramic compressive strenght, abrasive resistance and chemical eresistance, such as wall tile, tableware, ceramic utensils, enamal devices, etc. making them more smooth and artistic.
Borax Anhydrous
Item | Results |
Na2B4O7 (%) | ≥95 |
Na2O (%) | ≥30 |
B2O5 (%) | ≥68 |
Al2O3 (%) | ≤0.025 |
Fe (%) | ≤0.003 |
H2O(%) | ≤0.5 |
Ferric Chloride
Ferric chloride solution is a covalent compound. Chemical formula: FeCl3. is dark brown solution. Under the direct light is dark red, reflecting green under the light, sometimes showing light brown black, the melting point of 306 DEG C, the boiling point of 316 DEG C, soluble in water and has strong water absorbability, can absorb water from the air and moisture.
Description of goods: Ferric Chloride
Mol.formula: FeCl3
CAS No. : 7705-08-0
Grade Standard: Industiral Grade
Purity:39%-41%
Specification
ITEM | SPECIFICATION |
Density | 1.43 g/cm3 MIN. |
FeCl2: | 0.4%MAX. |
Non-soluble in wate | 0.5%MAX. |
Free acid | 0.5%MAX. |
Cu | 0.1%MAX |
Zn | 0.1%MAX |
Cr | 0.1%MAX |
Pb | 0.1%MAX |
Ferric chloride solution is a covalent compound. Chemical formula: FeCl3. is dark brown solution. Under the direct light is dark red, reflecting green under the light, sometimes showing light brown black, the melting point of 306 DEG C, the boiling point of 316 DEG C, soluble in water and has strong water absorbability, can absorb water from the air and moisture.
Phosphorus Pentoxide
Phosphorus pentoxide is white amorphous powder or hexagonal crystal. It is very easy to absorb moisture, soluble in water, releasing a lot of heat, forming metaphosphoric acid first, then orthophosphate.
Phosphorus pentoxide is used as desiccant of gas and liquid, dehydrating agent of organic synthesis, antistatic agent of polyester resin, refining agent of medicine and sugar. It is the raw material for preparing high purity phosphoric acid, phosphate, phosphide and phosphate ester. Phosphorus pentoxide, also known as phosphoanhydrides, can easily absorb water and react violently with water, which gives off 68 kcal of heat per mole of reaction.
Phosphorus pentoxide is a common raw material and reagent in the chemical industry. It is widely used in medicine, coating assistant, printing and dyeing assistant, antistatic agent, chemical industry and other industries. It is mainly used in the manufacture of high-purity phosphoric acid, gas and liquid desiccant, organic synthetic dehydrating agent, and the preparation of organic phosphoric acid.
Description of goods: Phosphorus pentoxide
Mol. formula: P2O5
CAS No.: 1314-56-3
Grade Standard: Tech Grade / Agriculture Grade/ Food Grade
Purity: 99%min
Specification
Item | Tech grade | Analytic pure | Food grade |
Assay | ＞99% | ＞99.5% | ＞99.5% |
Live R Value | ＞2 | ＞3 | ＞3 |
Reduced (P2O3) | ＜0.01 | ＜0.008 | ＜0.005 |
Learity test | Qualified | Qualified | Qualified |
Water insolube matter | ＜0.01 | ＜0.005 | ＜0.005 |
Total N | ＜0.01 | ＜0.002 | ＜0.002 |
Pb | ＜0.01 | ＜0.002 | ＜0.002 |
Fe | ＜0.01 | ＜0.002 | ＜0.002 |
As | ＜0.01 | ＜0.002 | ＜0.002 |
Storage:
Corrosive substances. Packing method:
(Ⅱ) category. Store in a cool, well-ventilated area away from incompatible substances dry. Keep away from water, metals, alkali and flammable substances. Keep containers tightly closed Handle with care. Avoid moisture. Accidental Release Measures: Neutralize the spills with a mixed solution of sodium bicarbonate and calcium hydroxide. Wear full protective gear.
Magnesium Chloride Hexahydrate
Magnesium chloride is a kind of chloride. Colorless and easy deliquescence crystals. The salt is a typical ionic halide, soluble in water. Hydrated magnesium chloride can be extracted from sea water or salt water, usually with 6 molecules of crystal water. It lose crystal water when heated to 95℃ and starts to break down and release the hydrogen chloride (HCl) gas when above 135℃. It’s the raw material of industrial production of magnesium, found in sea water and bittern. Hydrated magnesium chloride is a prescription of oral magnesium supplementation commonly used material.
Description of goods: Magnesium Chloride Hexahydrate
Mol. formula: MgCl2·6H2O
CAS No. : 7791-18-6
Grade Standard: Tech Grade
Purity:46%min
Specification
ITEM | SPECIFICATION |
ASSAY(MgCl2) | 46.00%MIN |
Ca2+ | 0.30%MAX. |
SO42+ | 0.26%MAX. |
WATER INSOLUBLES | 0.11%MAX. |
CL- | 0.04%MAX. |
PH | PASS |
Magnesium chloride is a kind of chloride.Colorless and easy deliquescence crystals. The salt is a typical ionic halide, soluble in water. Hydrated magnesium chloride can be extracted from sea water or salt water, usually with 6 molecules of crystal water. It lose crystal water when heated to 95 ℃ and starts to break down and release the hydrogen chloride (HCl) gas when above 135 ℃. It‘s the raw material of industrial production of magnesium, found in sea water and bittern. Hydrated magnesium chloride is a prescription of oral magnesium supplementation commonly used material.
Potassium Borohydride
Potassium Borohydride is a selective reductant with wide solubility in protic media. It converts aldehydes and ketones to the corresponding alcohols in the manufacture of pharmaceuticals and other fine chemicals. It is used as a hydrogen source and a foaming agent for rubbers.
Description of goods: Potassium Borohydride
Mol.formula: C6FeK3N6
CAS No. : 13746-66-2
Grade Standard: Industrial Grade
Purity: 99%min
Specification
Items | Specifications |
K3Fe(CN)6% | 99.5 |
Chloride (KCl) % | 0-0.4 |
Cl-% | 0-0.2 |
K4Fe(CN)6 % | 0.16-0.4 |
Water Insoluble % | 0.005-0.1 |
More about Red prussiate/13746-66-2
1. Stable. Incompatible with ammonia, strong acids, strong oxidizing agents. Reaction with acids yields toxic gas. May discolour on exposure to light.
2. Deep red or red monoclinic system columnar crystal or powder.Soluble in water, insoluble in ethanol, methyl acetate and ammonia
Sodium Bisulfate
Sodium bisulfate (chemical formula: NaHSO4), also known as acid sodium sulfate. Its anhydrous substance is hygroscopic. The aqueous solution is acidic, and the pH of a 0.1mol/L sodium bisulfate solution is about 1.4. Sodium bisulfate can be obtained in two ways. By mixing sodium hydroxide and sulfuric acid in such amounts, sodium bisulfate and water can be obtained. NaOH + H2SO4 → NaHSO4 + H2O Sodium chloride (table salt) and sulfuric acid can react at high temperatures to produce sodium bisulfate and hydrogen chloride gas. NaCl + H2SO4 → NaHSO4 + HCl household cleaner (45% solution); extraction of metallic silver; reduction of the alkalinity of swimming pool water; pet food; 4 as a preservative when analyzing soil and water samples in the laboratory; Used in the preparation of sulfuric acid.
Description of goods: Sodium Bisulfate
Mol.formula: NaHSO4
CAS No. : 7681-38-1
Grade Standard: Tech Grade
Purity: 98%min
Specification
Item | Specification |
NaHSO4 (%) | 98%Min |
Fe (%) | 0.005%Max |
Cl (%) | 0.05%Max |
Water Insolubles | 0.01%Max |
Water | 1.0Max |
Properties:
Sodium bisulfate (chemical formula: NaHSO4), also known as acid sodium sulfate. Its anhydrous substance is hygroscopic. The aqueous solution is acidic, and the pH of a 0.1mol/L sodium bisulfate solution is about 1.4. Sodium bisulfate can be obtained in two ways. By mixing sodium hydroxide and sulfuric acid in such amounts, sodium bisulfate and water can be obtained. NaOH + H2SO4 → NaHSO4 + H2O Sodium chloride (table salt) and sulfuric acid can react at high temperatures to produce sodium bisulfate and hydrogen chloride gas. NaCl + H2SO4 → NaHSO4 + HCl household cleaner (45% solution); extraction of metallic silver; reduction of the alkalinity of swimming pool water; pet food; 4 as a preservative when analyzing soil and water samples in the laboratory; Used in the preparation of sulfuric acid.
Sodium Hydrosulfide
Sodium Hydrosulfide is yellow or yellowish flake solid, soluble in water, soluble in ethanol, ether, etc
Dyestuff industry is used to synthesize organic intermediates and auxiliaries for preparing sulfur dyes. Mining industry is widely used in copper ore dressing. Colorless needle-like crystal,easy to be deliquesced,it will decomposed and release hydrogen disulfide at its melting point,soluble in water and alcohols, its water solution is strongly alkaline, it will generate hydrogen disulfide when reacting with acids. The industrial good is solution, orange or yellow, bitter taste.
Description of goods: Sodium Hydrosulfide
Mol.formula: NaHS
CAS No. : 16721-80-5
Grade Standard: Industrial Grade
Purity:70%min
Specification
Item | Specification |
NaHS (%) | 70%min |
Na2S (%) | 1.5Max |
Na2SO3(%) | 1.0Max |
Fe (%) | 0.003Max |
NaCO3(%) | 0.6Max |
Matter insoluble in water (%) | 0.005Max |
The chemical compound with the formula NaHS.Sodium Hydrosulfide is applied in the leather industry, waste water treatment, soil remediation, the mining industry and pulp paper and amongst others.
Sodium hydrosulfide have 2 kinds of appearance,70%min yellow flake and 30% yellowsih liquid.
We have different specs which depends on Fe content,we have 10ppm,15ppm,20ppm and 30ppm.Different Fe content,the quality is different.
Sodium Hydroxide
Sodium hydroxide has strong alkalinity and strong corrosiveness. It can be used as acid neutralizer, matching masking agent, precipitant, precipitation masking agent, color developing agent, saponification agent, peeling agent, detergent, etc.
Sodium hydroxide has strong alkalinity and strong hygroscopicity. It is easy to dissolve in water and gives off heat when dissolving. The aqueous solution is alkaline and greasy. It is highly corrosive and corrosive to fibers, skin, glass and ceramics. It reacts with aluminum and zinc, non-metallic boron and silicon to give out hydrogen, disproportionation with halogen such as chlorine, bromine and iodine, neutralizing with acids to form salt and water.
Description of goods: Sodium Hydroxide
Mol.formula: NaOH
CAS No. : 1310-73-2
Grade Standard: Industrial Grade
Purity: 98.5%min 99%min
Specification
Items | Sodium Hydroxide Flakes | Sodium Hydroxide Pearl |
NaOH % | ≥98.5 | ≥99 |
NaCl % | ≤0.05 | ≤0.03 |
Fe2O3 | ≤0.008 | ≤0.004 |
Na2CO3 | ≤0.8 | ≤0.5 |
Properties:
Sodium hydroxide has strong alkalinity and strong corrosiveness. It can be used as acid neutralizer, matching masking agent, precipitant, precipitation masking agent, color developing agent, saponification agent, peeling agent, detergent, etc.
Sodium hydroxide has strong alkalinity and strong hygroscopicity. It is easy to dissolve in water and gives off heat when dissolving. The aqueous solution is alkaline and greasy. It is highly corrosive and corrosive to fibers, skin, glass and ceramics. It reacts with aluminum and zinc, non-metallic boron and silicon to give out hydrogen, disproportionation with halogen such as chlorine, bromine and iodine, neutralizing with acids to form salt and water.
Sodium Sulphide
Sodium sulphide is yellow or red flakes, strong moisture absorption, soluble in water, and water solution is strongly alkaline reaction. The method of solution in the air will slowly oxygen to sodium thiosulfate, sodium sulfite, sodium sulphide and sodium polysulfide, because sodium thiosulfate’s generating speed is faster, its major product is sodium thiosulfate. Sodium sulphide is deliquesced in the air and carbonated so that it is metamorphic, and constantly release hydrogen sulfide gas. The industrial sodium sulphide includes impurities, so its color is red and yellow. Specific gravity and boiling point are influenced by impurities.
Description of goods: Sodium Sulphide
Mol.formula: Na2S
CAS No. : 1313-82-2
Grade Standard: Industrial Grade
Purity: 60%min
Specification
Item | Standard I | Standard II | Standard III | Standard IV | Standard V |
Fe | 10 ppm max | 30 ppm max | 50 ppm max | 150 ppm max | 1500 ppm max |
Na2S | 60% min | 60% min | 60% min | 60% min | 60% min |
Water insolubles | 0.03% max | 0.18% max | 0.18% max | 0.30% max | 0.40% max |
Na2CO3 | 1.80% max | 1.80% max | 1.80% max | 3.00% max | 5.00% max |
Na2SO3 | 1.00% max | 1.80% max | 2.00% max | 2.00% max | 2.00% max |
Na2S2O3 | 2.00% max | 2.00% max | 2.00% max | 2.00% max | 2.00% max |
Colour | Yellow | Red | |||
Properties:
Yellow or red flakes, strong moisture absorption, soluble in water, and water solution is strongly alkaline reaction. Sodium sulphide will cause burns when is touched with the skin and hair.
Sodium thiosulfate, sodium sulfite, sodium sulphide and sodium polysulfide, because sodium thiosulfate’s generating speed is faster, its major product is sodium thiosulfate. Sodium sulphide is deliquesced in the air and carbonated so that it is metamorphic, and constantly release hydrogen sulfide gas. The industrial sodium sulphide includes impurities, so its color is red.
Formic Acid
Formic acid is one of the basic organic chemical raw materials, widely used in pesticide, leather, dye and rubber industries. Formic acid can be used directly in fabric processing, leather tanning, textile printing and dyeing, and storage of green fodder. It can also be used as a metal surface treatment agent, rubber auxiliary and industrial solvent.
Formic acid is used for decalcifier; reducer in dyeing for wool fast colors; dehairing and plumping hides; tanning; electroplating; coagulating rubber latex; silage and grain preservation; additive in regenerating old rubber; solvents of perfume; lacquers; alkylating agent for alcohols; carboxylating agent for tertiarycompounds. It is also used as an intermediate for the production of a wide variety of products in the chemicals and industries.
Description of goods: Formic acid
Mol.formula: HCOOH
CAS No. : 200-579-1
Grade Standard: Tech Grade
Purity: 85%min,90%min,94%min
Specification
Item | Results | Results | Results |
Appearance | colorless transparant liquid ,No suspension | colorless transparant liquid ,No suspension | colorless transparant liquid ,No suspension |
Formic acid Purity (%) | 85.4 | 90.3 | 94.2 |
Colour(Pt-Co) Hazen | ≤5 | ＜5 | ＜5 |
Dilution test (sample+water=1+3) | No Turbidity | No Turbidity | No Turbidity |
Chloride as CL- (%) | 0.0005 | 0.0005 | 0.0005 |
Sulfate(as SO4 2- ) | 0.0005 | 0.0005 | 0.0005 |
Fe:Iron % | 0.0001 | 0.0001 | 0.0001 |
Evaporation Residue % | 0.001 | 0.001 | 0.001 |
Storage:
Store in a cool, ventilated warehouse. Keep away from fire and heat. The temperature of the reservoir does not exceed 30 ° C, and the relative humidity does not exceed 85%. Keep the container sealed. It should be stored separately from oxidants, alkalis and active metal powders. Avoid mixing. Equipped with the appropriate variety and quantity of fire equipment. The storage area should be equipped with leakage emergency treatment equipment and suitable containment materials.
Organic Chemicals
Dextrose Anhydrous
Dextrose anhydrous is the most important source of energy in all organisms. Glucose for metabolism is partially stored as a polymer, in plants mainly as starch and amylopectin and in animals as glycogen. Glucose circulates in the blood of animals as blood sugar.
Description of goods: Dextrose anhydrous
Mol.formula: C6H12O6
CAS No. : 50-99-7
Grade Standard: Food Grade Injectable Grade
Purity: 99.5%min.
Specification
Food Grade
project | standard |
molecular weight | 180.16g/mol |
melting point | 150-152 °C(lit.) |
boiling point | 232.96°C (rough estimate) |
density | 1.5440 |
Storage conditions | 2-8°C |
Color | White |
Appearance | Crystalline Powder |
Solubility | H2O: 1 M at 20 °C, clear, colorless |
Water solubility | Soluble |
Refractive index | 53 ° (C=10, H2O) |
Injectable Grade
Description | A white, crystalline powder, with a sweet taste, freely soluble in water, sparingly soluble in alcohol |
Solubility | Freely soluble in water, sparingly soluble in alcohol |
Specific Optical Rotation | +52.5 ° ~+53.3 ° |
Acidity or Alkalinity | 6.0g, 0.1M NaOH 0.15ml |
Appearance of solution | Clear, odourless |
Foreign sugars, Soluble Starch, Dextrins | Conforms |
Chlorides | ≤ 125ppm |
Water | 1.0% |
Sulphites(SO2) | ≤ 15ppm |
Sulphated Ash | ≤ 0.1% |
Calcium | ≤ 200ppm |
Barium | Conforms |
Sulphates | ≤ 200ppm |
Lead in Sugars | ≤ 0.5ppm |
Arsenic | ≤ 1 ppm |
Total Bacteria Count | ≤ 1000pcs/g |
Molds and Yeasts | ≤ 100pcs/g |
Escherichia Coli | Negative |
Pyrogens | ≤ 0.25Eu/ml |
Properties:
Product Name: Dextrose Anhydrous.
Grade: Food /Injection Grade
Appearance: white powder
Grade: USP/BP/EP/FCC
Potassium Acetate
Potassium Acetate is white crystalline powder. It is deliquescent and tastes salty. Relative density is 1.570. Melting point is 292℃. Highly soluble in water, ethanol and carbinol, but insoluble in aether.
Description of goods: Potassium Acetate
Mol.formula: C2H3KO2
CAS No. : 127-08-2
Grade Standard: Tech Grade Food Grade
Purity: 99%min
Specification
Item | Specification |
Assay | 99.0% -100.5% |
As | 4ppm max |
Chloride(Cl) | 0.05% max |
Sulfate (SO4) | 0.01% max |
Fe | 0.001% max |
Heavy metals (as Pb) | 0.001% max |
Loss on drying (150°C) | 2.0% max |
Potassium Acetate is white crystalline powder. It is deliquescent and tastes salty. Relative density is 1.570. Melting point is 292℃. Highly soluble in water, ethanol and carbinol, but insoluble in aether.
Sodium Acetate Anhydrate
Sodium acetate is a kind of chemical raw material, which can be widely used in food industries.
It can also be used as additive, buffering agent, dying agent, heat preservation agent and organic esterification reagent.
Description of goods: Sodium acetate Anhydrate
Mol.formula: CH3COONa·3(H2O)
CAS No. : 6131-90-4
Grade Standard: Tech Grade Food Grade Pharm Grade
Purity: 99%min.
Specification
Item | Pharm grade | Food grade | Tech grade |
Assay | 99.0%min. | 99.0%min | 58%MIN |
PH | 7.5 – 9.0 | 7.5 – 9.0 | 7.5 – 9.0 |
Fe | 0.0005%MAX. | 0.005%MAX | 0.003%MAX. |
Sulfate (SO4) | 0.01%MAX | 0.01%MAX | 0.02%MAX |
Chloride (Cl) | 0.005%MAX. | 0.005%MAX. | 0.05%MAX. |
Heavy metals (Pb) | 0.002%MAX. | 0.002%MAX. | 0.002%MAX. |
Water Treatment
1,2,3-Benzotriazole
1,2,3-Benzotriazole BTA mainly used as antirust agent and corrosion inhibitor for metals. It is widely used in the antirust oil products such as gas phase corrosion inhibitor, in treating agent for recycling water ,in antifreeze for cars antifogging for photograph, also used as stabilizer for macromolecular compound growth regulator for plant, lubricant additive, ultraviolet absorbent etc. It can be used together with many kind of scale inhibitors and bactericide and algaecide, show excellent anticorrosion effect in close recycling cooling water system.
Description of goods: 1,2,3-Benzotriazole
Mol.formula: C6H5N3
CAS No. : 95-14-7
Grade Standard: Industrial Grade
Purity: 99.8%min
Specification
Item | Specification |
Appearance | Needle granular powder flake |
Chroma | ≤20 Hazen |
Melting Point | ≥97.0℃ |
Moisture | ≤0.1% |
Ash content | ≤0.05% |
Aqueous PH | 5.0-6.0 |
Solubility | Approximately transparent |
Properties:
BTA is white to light yellow needles, m.p. 98.5 deg.] C, boiling point 204 ℃ (15 mm Hg), slightly soluble in water, soluble in alcohol, benzene, toluene, chloroform and other organic solvents.
BTA copper corrosion inhibitor can be adsorbed on the metal surface to form a thin film to protect copper and other metals from corrosion and atmospheric harmful media.
BTA can be absorbed on metal surface and form a thin film to protect copper and other metals.
Sodium Molybdate Dihydrate
Description of goods: Sodium Molybdate Dihydrate
Mol.formula: Na2MoO4·2H2O
CAS No. : 10102-4-6
Grade Standard: Industrial Grade
Purity:99%min
Specification
Item | Specification |
Na2MoO4·2H2O | ≥99% |
Fe | ≤0.01% |
As | ≤0.002% |
Pb | ≤0.002% |
Cl | ≤0.02% |
SO4 | ≤0.1% |
Water Insoluble Matter | ≤0.5% |
Properties:
Sodium Molybdate Dihydrate is white crystalline powder. Lose 2 molecules of crystal water at 100°C. It is soluble in 1.7 parts of cold water and about 0.9 parts of boiling water. The pH of 5% aqueous solution is 9.0 to 10.0 at 25°C. The relative density (d184) is 3.28. The melting point is 687°C. LD50 (mice, abdominal cavity) 344mg/kg. It is irritating.
Food Additives
Antibacterial Agent
Glassware / Others
Food Additives
Ammonium Bicarbonate
Property: It is colorless rhombic or monoclinic crystals or white crystalline powder. The relative density is 1.58 and the melting point is at 107.5℃. It is easily soluble in the water, readily forming an alkaline solution. The density of saturated solution is 11.9g/100ml at 0℃ and 27g/100ml at 30℃. The PH value of 0.08% solution is 7.8. Ammonium Bicarbonate food grade is mainly used as food expansion agent, foaming agent, neutral fertilizer, etc.
Description of goods: Ammonium Bicarbonate
Mol.formula: NH4HCO3
CAS No. : 1066-33-7
Grade Standard: Food Grade
Purity: 99.5%
Specification
ITEM | Standard | Result |
Total Alkalinity(NH4HCO3）% | 99.2-100.5 | 99.87 |
Chloride (Cl)%≤ | 0.003 | 0.003 |
Sulfur compounds (SO4) %≤ | 0.007 | 0.007 |
Non-volatile matter %≤ | 0.5 | 0.03 |
As ppm≤ | 2 | 2 |
Heavy metal (Pb) ppm≤ | 2 | 2 |
Sulfonate (as SDBS) ppm≤ | 10 | 10 |
Citric Acid
Citric Acid is white powder or tiny crystals, indorous and salty, easily soluble in water, insoluble in alcohol, presenting slightly alkalinity, decomposed when heating. Decomposed slowly when exposd to moist air. It is used for food loosen agent, acidity modifier, or used in feedstuff, drug, medicine, film, tannage, fiber and rubber, or used as detergent and fire fight.
Description of goods: Citric Acid Monohyrate
Mol.formula: C6H10O8
CAS No. : 5949-29-1
Grade Standard: Food Grade Tech Grade
Purity: 99.5%
Specification
Item | Specifications | Results |
Appearance | Colorless or white crystal | Colorless or white crystal |
Identification | Complies with the limit test | Conforms |
Purity | 99.5~101.0% | 99.94% |
Moisture | ≤1.0% | 0.14% |
Sulphate | ≤150ppm | ＜150ppm |
Ocalic acid | ≤100ppm | ＜100ppm |
Heavy Metals | ≤5ppm | ＜5ppm |
Aluminium | ≤0.2ppm | ＜0.2ppm |
Lead | ≤0.5ppm | ＜0.5ppm |
Arsenic | ≤1ppm | ＜1ppm |
Mercury | ≤1ppm | ＜1ppm |
Citric Acid Anhydrous
Citric acid is the intermediate product of the plants of a natural composition and physiological metabolism, is also one of the organic acids widely used in the field of food, medicine, chemical industry. It is colorless transparent or translucent crystal,or granular, particle powder, odorless, although has strong sour, but a pleasant, slightly astringent taste. In the warm air gradually disintegrate, in the humid air, it is slight deliquescence
Description of goods: Citric Acid Anhydrous
Mol.formula: C6H8O7
CAS No. : 77-92-9
Grade Standard: Food Grade Tech Grade
Purity: 99.5%
Specification
Item | Specifications | Results |
Appearance | Colorless or white crystal | Colorless or white crystal |
Identification | Complies with the limit test | Conforms |
Purity | 99.5~101.0% | 99.94% |
Moisture | ≤1.0% | 0.14% |
Sulphated Ash | ≤0.001 | 0.0006 |
Sulphate | ≤150ppm | ＜150ppm |
Ocalic acid | ≤100ppm | ＜100ppm |
Heavy Metals | ≤5ppm | ＜5ppm |
Aluminium | ≤0.2ppm | ＜0.2ppm |
Lead | ≤0.5ppm | ＜0.5ppm |
Arsenic | ≤1ppm | ＜1ppm |
Mercury | ≤1ppm | ＜1ppm |
Cocoa Powder
Alkalized Cocoa Powder is nutritious, contains high-calorie fat and rich protein and carbohydrates. Cocoa powder also contains a certain amount of alkaloids, theobromine and caffeine, which have the function of expanding blood vessels and promoting blood circulation in the human body. The consumption of cocoa products is very beneficial to human health.
Cocoa powder uses natural cocoa beans as raw materials. Alkalized Cocoa Powder is a brownish-red powdery solid made by screening, roasting, refining, alkalization, sterilization, squeezing, powdering and other processes using an imported hydraulic press production line. Alkalized Cocoa Powder has a natural cocoa fragrance.
Product Name:Alkalized / Natural Cocoa Powder
Appearance:Brownish to light brown powder
Grade:Food Grade
Plant Source: Cocoa
Part of used:Fruits
Shelf life: 2 years
Specification
Item | Cocoa Powder Types | Specification |
Fat Content | High-fat cocoa powder | Fat 22%~24% |
Medium fat cocoa powder | Fat 10%~12% | |
Low-fat cocoa powder | Fat 5%~7% | |
Processing Methods | Natural cocoa powder | PH 5.0~8.0 |
Alkalized powder | PH 6.2~7.5 |
Properties:
Cocoa powder is made from cocoa beans through fermentation, coarse crushing, peeling and degreasing. Cocoa powder is divided into high, medium and low fat cocoa powder according to the fat content; according to the different processing methods, it is divided into natural powder and alkalized powder. Cocoa powder has a strong cocoa aroma and can be used in high-end chocolate, beverages, milk, ice cream, candy, cakes and other cocoa-containing foods.
Phosphoric Acid
Phosphoric acid appears as a clear colorless liquid or transparent crystalline solid. The pure solid melts at 42.35°C and has a density of 1.834 g / cm3. Liquid is usually an 85% aqueous solution. Shipped as both a solid and liquid. Corrosive to metals and tissue. Used in making fertilizers and detergents and in food processing.
Phosphoric acid is a phosphorus oxoacid that consists of one oxo and three hydroxy groups joined covalently to a central phosphorus atom. It has a role as a solvent, a human metabolite, an algal metabolite and a fertilizer. It is a conjugate acid of a dihydrogenphosphate and a phosphate ion.
Description of goods: Phosphoric Acid
Mol.formula: H3PO4
CAS No. : 7664-38-2
Grade Standard: Tech Grade Food Grade
Purity: 85%min, 80%min, 75%min
Specification
Food Grade Phosphoric Acid
SPECIFICATIONS | |
Product Name | PHOSPHORIC ACID |
Appearance | Colorless liquid |
Grade | Food Grade |
Formula | H3PO4 |
Main content(As H3PO4) | 85% Min |
Heavy metal as Pb | 5mg/Kg max |
Arsenic as As | 0.5mg/Kg max |
H3PO3 | 0.012% max |
Fluoride as F | 10mg/Kg Max |
Delivery Time | Wthin 14 Days |
Package | IBC/1000kg Plastic Drum/35kg Plastic drum |
Package Design | Netural plastic drum or ANDA logo ,or special OEM design with your design |
MOQ | 1MT |
Tech Grade PHOSPHORIC ACID
SPECIFICATIONS | ||
Item | 85% Phosphoric acid | 75% Phosphoric acid |
Chroma/ Hazen | 20.0 Max | 20 Max |
Phosphoric acid (H3PO4),w/% | 85.0 Min | 75.0 Min |
Chloride (Calculated by CL),w/% | 0.0005 Max | 0.0005 Max |
Sulfate (Calculated by SO4),w/% | 0.003 Max | 0.003 Max |
Iron (Calculated by Fe),w/% | 0.002 Max | 0.002 Max |
Arsenic (As),w/% | 0.0001 Max | 0.0001 Max |
Heavy metal (Calculated by Pb),w/% | 0.001 Max | 0.001 Max |
Sodium Bicarbonate
Sodium bicarbonate (IUPAC name: sodium hydrogen carbonate) is achemical compound with the formula NaHCO3. Sodium bicarbonate is a white solid that is crystalline but often appears as a fine powder. Since it has long been known and is widely used, the salt has many related names such as baking soda, bread soda, cooking soda, and bicarbonate of soda.
Description of goods: Sodium Bicarbonate
Mol. formula: NaHCO3
CAS No. : 144-55-8
Grade Standard: Food Grade Tech Grade
Purity: 90%min,
Specification
Item | Industry Grade | Food Grade |
Total Alkali(Quality Fraction of NaHCO3 Dry Basis)≥% | 99 | 99-100.5 |
Loss of Ignition≤% | 0.15 | 0.2 |
PH 90(10g /L ) ≤% | 8.5 | 8.5 |
NaCl (Quality Fraction of NaCl Dry Basis) ≤% | 0.2 | 0.4 |
As Quality Fraction (Dry Basis)mg/kg≤ | 1 | 1 |
Pb Quality Fraction (Dry Basis)mg/kg≤ | 5 | 5 |
Ammonium | ——– | Pass the test |
Clarity | ——– | Pass the test |
White≥ | ——– | 85 |
Fe Quality Fraction (Dry Basis)≤% | 0.002 | ——– |
Insolution in Water ≤% | 0.02 | ——– |
SO4 Quality Fraction (Dry Basis)≤% | 0.05 | ——– |
Ca Quality Fraction (Dry Basis)≤% | 0.03 | ——– |
Sodium Metabisulfite
Sodium metabisulfite or SMBS is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. In the photographic industry, sodium metabisulfite is used as a fixative ingredient. In the perfume industry, it is used to produce vanillin. Sodium metabisulfite can be used as a preservative in the brewing industry, a coagulant in the rubber industry and a dechlorinating agent after bleaching cotton cloth. It can be used as a reducing agent in the fields of organic intermediates, dyes and leather making.
Description of goods: Sodium Metabisulfite
Mol.formula: Na2S2O5
CAS No. : 7681-57-4
Grade Standard: Tech Grade Food Grade
Purity: 97%min
Specification
Item | Standard | Results |
Main content(Na2S2O5) % | ≥97% | 97.1% |
Fe ( Fe) | ≤0.003% | 0.003% |
Water-Insoluble | ≤0.05% | 0.02% |
Arsenic(As) content | ≤0.0005% | ＜0.0001 |
(pb) content | ≤0.0005% | ＜0.0005 |
Glassware / others
Bioevopeak
Seed Counter, BSCT-1
Description
Suitable for corn, rice, wheat, rape, vegetables and other seeds. It has an automatic sample separation function.
Advantages
7-inch color touch screen to guide the operation process.
Record content: time, total number of grains, number of samples.
Adjustable speed: stepless speed regulation.
Turntable operation: automatic, jog, manual three can be converted.
Specifications
Number of containers 8 cups
Setting range 1-500 tablets / cup
Electricity 220VAC/50~60Hz
Counting range 0~9999
Sample size Φ0.5~10mm
Counting speed Maximum speed of 1000 to 2000 particles / minute (depending on particle size)
Feeder Electromagnetic type
Semi-Micro Analytical Balance, BMA Series
Description
- Electromagnetic force recovery weighing system
- Highly integrated load cell
- Recipe database: can store 99 recipes, each recipe contains up to 20 ingredients
- Large graphic display, easy and efficient operation
- Multiple languages are supported: English, German, French, Italian, Spanish, Portuguese
- Record the saved weight value in GLP/ISO format, including date, time, and serial number
- Large windshield glass cover, with 3 sliding doors, easy to operate the items to be weighed
- Keyboard plastic protection
Specifications
Model BMA1265 BMA2285 BMA22105 BMA125 BMA165 BMA205
Max. capacity(g) 62g/120g 82g/220g 102g/220g 122g 162g 202g
Readability(mg) 0.01mg/0.1mg 0.01mg
Min Weighing(mg) 0.06mg
Stable Time ≤6s
Display LCD（white back light with black font）
Pan Size Φ80mm
Operation Temp 5-25℃ 20-80% humidity
Repeatability 0.03mg/0.1mg 0.05mg/0.1mg 0.05mg 0.05mg
Linearity ±0.08/±0.2mg ±0.1/ ±0.2mg ±0.1mg ±0.1mg
Draft Shield Size 152mm×160mm×225mm
Cal.weight Internal Calibration
Option Printer
Package 345×215×345mm
G.W./N.W. 8.25kg/5.8kg 8.3kg/5.85kg
IONISER Option Standard
Language Italian/English/Portuguese/German/France/Spanish
Packing Size 510x400x620mm(No pallet)
Power Supply 110-230V 50/60Hz Out DC 12V 1A
Related products
Medical Cooler Box with 6 Ice Packs, 18L,30L,55,66L
1.Delicate design and durable material.
2.With the good performance of insulation layer,it can keep the cold life more efficiency.
Shaker, Microplate Type, SHK-M4II
Description
SHK-M4II Shaker for Microplates is a type of high speed shaker, which is with brushless DC motor and microprocessor controlled technique, specially for Elisa plates (96/384 wells), tissue culture plates (24/48/96 wells).
Features:
1.LCD display system status and parameters.
2.Stable and reliable shaking.
3.Easy to operate with one touch knob.
4.Automatic fault detection and buzzer alarm function.
Specifications
Model Parameter SHK-M4II
Time range 1min ~ 99h59min
Speed range 200～1500rpm
Mixing orbit 3mm
Speed step value 10rpm
Sample capacity 4plates
Power 45W
Electricity AC100V~240V 50/60Hz
Dimension (mm) 280×270×110
Weight (kg) 4.0
Electric Blood Collection Chair, BCC-E180A
Chair height: 520-670mm
Chair tilt angle: 8-15°
Back panel folding angle: -10-70°
Legrest folding angle: 20-75°
Rotary-vane vacuum pump, VACP-R Series
DESCRIPTION
VACP-R Series vacuum pump can be used either independently as main and can also be served as forepump for booster pump diffusion pump and molecular pump or as holding pump for a vacuum system and as a pre-pumping for different kinds of the pumps. So that is can be applied in electro-vacuum industries, vacuum flask manufacturing, vacuum welding and as an accessory to those fine gauges or meters where vacuum is required .It is more suitable for laboratory use because of its small size ,less weight and quiet operation
Small size, light weight, low noise
Equipped with a gas ballast valve, which can pump out a small amount of water vapor
Equipped with automatic anti-return oil double safety device
Small-caliber VACP-R2 and VACP-R4 vacuum pumps are specially equipped with vacuum drying ovens, freeze dryers, and printing machinery
Equipped with small diameter adapter and KF interface.
SPECIFICATIONS
Model VACP-R1 VACP-R2 VACP-R4
Pumping Speed: L/S 1 2 4
Ult.Vacuum Without gas ≤6×10-2
ballast
Pa With gas ≤6.5 ≤1.33
ballast
Speed: r/min(50HZ) 1400 1400 1400
Power Required: Kw 0.25 0.37 0.55
Diameter of inlet port(mm) 16 25 25
Temperature rise of pump oil(℃) ≯40 ≯45 ≯45
Oil capacity(L) 0.55 0.8 1
Overall Dimensions（mm） 467*130*254 488*145*280 528*145*280
Chemistry-design Diaphragm Pump, VACP-D410
1.Chemical Resistant Diaphragm Pumps
VACP-D410 diaphragm pump chemical resistant, diaphragm vacuum pumps that can be widely used to hard acidic, basic, and solvent vapors by utilizing corrosion-proof PTFE on all the wetted surfaces. Through innovative mechanical technology and human considerations, we have made the VACP-D410 to be quiet, safe, maintenance-free and cost-effective vacuum pumps.
2.High chemical resistant
All wetted parts of VACP-D410 series pump are made of PTFE material which can resist most of the corrosive gases.
3.No air pollution, maintenance-free
VACP-D410 pumps are driven by Diaphragm, without the need of lubricant, regular oil changes, and maintenance; with no oil pollution.
4.Quiet and low vibration
Driven direct by a motor with no additional belt-driven transmission; the quality vibration-proof assembly makes VACP-D410 run at the lowest noise level among all other equivalent pumps.
5.Thermal protection device
VACP-D410 pumps has a built-in thermal protection device to shut off the pump automatically when overheated and then resume working when the temperature cools down.
Application:
This anti-corrosion diaphragm vacuum pump is suitable for the treatment of corrosive gases in the chemical, pharmaceutical, petrochemical and other industries, such as suction filtration, vacuum distillation, rotary evaporation, vacuum concentration, centrifugal concentration, solid phase extraction, etc.
SPECIFICATIONS
VACP-D410
Power 115V/ 60Hz 220V/ 50Hz Work Mode Double
Max. power (W) 90 95 Outlet (mm) 10
Max. current (A) 1.4 0.5 Size WxDxH (mm) 294*156*195
Max. vacuum (mbar) 13 Weight (kg) 8.5
Max. Flow Rate 25 25 Noise Level (dB) 50
Motor Speed (rpm) 1700 1450 Order No. 169410
Diaphragm Vacuum Pump, VACP-D51
DESCRIPTION
No need for any working medium (no oil),no pollution. The air exchange chamber is equipped with filter materials to ensure the air
Adopt new technology and new materials in the production process. Easy to move and work smoothly, thus ensuring an ideal vacuum degree and a high air flow rate.
The special electricity motor is provided by the expert motor manufacturer ODM. Reasonable rotation design, equipped with an overheating power-off protector, will automatically power off when the pump body temperature reaches 130°C, and protect the motor from damage during long-term operation.
Adopt frictionless film movement, no heat generation, no friction loss. The diaphragm is made of imported rubber, which is corrosion resistant and has a long service life.
Automatic cooling and exhaust system, which ensures continuous operation for 24 hours.
The pressure adjustable design can meet the vacuum degree and gas flow rate within a certain range.
The bearing adopts imported classic bearings, with stable operation, low noise and high working efficiency.
The parts of the anti-corrosion pump in contact with gas are treated with Teflon surface treatment, which isresistant to chemical corrosion.
Small size, light weight, easy to move, saving laboratory space, convenient for repair and maintenance.
SPECIFICATIONS
VACP-D51
Pumping Speed (L/Min) 30 Pump Head 1
Ultimate Vacuum 200mbar Pump body Temperature (°C) <55
Voltage 220Vac,50Hz Dimension(L×W×H) (mm) 230x180x265
Power 160W Weight(Kg) 7.5
Positive Pressure ≥30Psi Diaphragm Imported Rubber
Air Inlet (mm) φ6 Valve Plate Imported Rubber
Air Outlet (mm) φ6 Noise(BD) <60
Operating Ambient Temperature (°C) 7-40 Note Positive-negative pressure dual purpose
Optional accessory Retention bottle
Rotary-vane vacuum pump, VACP-R Series
DESCRIPTION
VACP-R Series vacuum pump can be used either independently as main and can also be served as fore pump for booster pump diffusion pump and molecular pump or as holding pump for a vacuum system and as a pre-pumping for different kinds of the pumps. So that is can be applied in electro-vacuum industries, vacuum flask manufacturing, vacuum welding and as an accessory to those fine gauges or meters where vacuum is required .It is more suitable for laboratory use because of its small size ,less weight and quiet operation
Small size, light weight, low noise
Equipped with a gas ballast valve, which can pump out a small amount of water vapor
Equipped with automatic anti-return oil double safety device
Small-caliber VACP-R2 and VACP-R4 vacuum pumps are specially equipped with vacuum drying ovens, freeze dryers, and printing machinery
Equipped with small diameter adapter and KF interface.
SPECIFICATIONS
Model VACP-R1 VACP-R2 VACP-R4
Pumping Speed: L/S 1 2 4
Ult.Vacuum Without gas ≤6×10-2
ballast
Pa With gas ≤6.5 ≤1.33
ballast
Speed: r/min(50HZ) 1400 1400 1400
Power Required: Kw 0.25 0.37 0.55
Diameter of inlet port(mm) 16 25 25
Temperature rise of pump oil(℃) ≯40 ≯45 ≯45
Oil capacity(L) 0.55 0.8 1
Overall Dimensions（mm） 467*130*254 488*145*280 528*145*280
Manifolds Vacuum Filtration, Glass, MFA-6G/MFA-6PTFE
Specification:
6-branch
Glass funnel, glass filter head , PTFE sieve
Stainless steel valve
Stainless steel holder (SS316L)
Description
1.Glass funnel, glass filter head , PTFE sieve.
2.Stainless steel holder (SS316L)
3.Stainless steel valve
4.Stainless steel lid SS316L
5.Clamp of anodized aluminum.
Specifications
Catalog No. Specification Funnel Valve Support screen &Pore size Connection Holder
MFA-1G/MFA-1PTFE 1-branch 300ml Glass SS Glass/PTFE, 20pm Ground joint SS316L
MFA-1S 1-branch SS316L SS SS316L, 100pm Integral SS316L SS316L
MFA-3G/MFA-3PTFE 3-branch 300ml Glass SS Glass/PTFE, 20pm Ground joint SS316L
MFA-3S 3-branch SS316L SS SS316L ,100pm Integral SS316L SS316L
MFA-6S 6-branch SS316L SS SS316L ,100pm Integral SS316L SS316L
MFA-6G/MFA-6PTFE 6-branch 300ml Glass SS Glass/PTFE, 20pm Ground joint SS316L
Operation
Attach the glass filter head on the SS holder (all SS filter manifolds have head and holder connected in one piece) and turn carefully to fit with the holder.
Put the membrane filter on the sieve , attach the funnel to the filter head , and attach the clamp .
Connect the rubber tube to the vacuum nozzle of pump , the other side to the collecting bottle .
Connect the rubber tube to the nozzle of the manifolds vacuum filtration , the other side to the nozzle of the collecting bottle.
Fill the solution into the funnel, open the valve and start up the vacuum pump . The solution flows through the membrane in the filter head through the holder into the collecting bottle due to the action of vacuum
Liquid Nitrogen Tank/Containers
Description
Product Overview
Portable storage series is an economical and practical small liquid nitrogen tank specially designed for biological samples that need to be stored regularly. The series is small in size and light in weight. It is made of high strength light aluminum alloy and contains multi-layer super-strong heat insulation layer. It realizes the safety, lightness and efficiency of the product and has many accessories to choose from.
Product Features
- High strength, light weight and small size aluminum structure;
- Equipped with belt;
- Ultra low evaporation loss;
- Number coding for canister place;
- Lockable lid is optional to prevent unauthorized open;
Specifications
Model | LNC-P2-30 | LNC-P2-35 | LNC-P2-50 | LNC-P3-50 | LNC-P6-50 | LNC-P10-50 | |
Performance | |||||||
LN2 Capacity (L) | 2 | 2 | 2 | 3 | 6 | 10 | |
Weight Empty (kg) | 2.8 | 2.6 | 2.7 | 3.1 | 4.8 | 6.1 | |
Neck Opening (mm) | 30 | 35 | 50 | 50 | 50 | 50 | |
Outer Diameter (mm) | 223 | 204 | 223 | 223 | 300 | 300 | |
Overall Height (mm) | 399 | 428 | 385 | 435 | 482 | 552 | |
Static Evaporation Rate (L/day) | 0.07 | 0.08 | 0.1 | 0.12 | 0.12 | 0.12 | |
Static Holding Time (day) | 28 | 24 | 20 | 26 | 52 | 86 | |
Maximum Storage Capacity | |||||||
Canister Diameter (mm) | 19 | 25 | — | 38 | 38 | 38 | |
Canister Height (mm) | 120 | 120 | — | 120 | 120 | 120 | |
Number of Canisters (ea) | 3 | 3 | — | 6 | 6 | 6 | |
Straws Capacity (120 mm canister) | 0.5ml (ea) | 90 | 165 | — | 792 | 792 | 792 |
0.25ml (ea) | 204 | 330 | — | 1788 | 1788 | 1788 | |
Straws Capacity (276 mm canister) | 0.5ml (ea) | — | — | — | — | — | — |
0.25ml (ea) | — | — | — | — | — | — | |
Automatic Glassware Washer and Dryer, 120L, 220L,320L
- General requirements
1.1 The spraying of cleaning water and the dissolution and stripping of cleaning solution can assist in cleaning the inorganic residues (such as lead, mercury, cadmium, arsenic, etc.) and organic residues (such as industrial dyes, hormones, grease, dust, etc.) of laboratory glassware or plastics.
1.2 The organic residue after cleaning is less than 0.1mg/L, and the metal ion residue is less than 0.02mg/L. The provincial authoritative experimental report or certification on the cleaning effect must be provided. In order to ensure the accuracy of the experimental results of trace analysis, the equipment has passed ISO9001, CE and other relevant international authoritative certifications.
1.3 The power supply voltage is 220V.
- Structural design
2.1 Double-layer detachable heat insulation and sound insulation shell, the inner cavity is made of 316L stainless steel, and the outer shell is made of 304 stainless steel.There are no exposed screws and rivets on the outside.
2.2 The height of the equipment is 110cm, which can be embedded in the test bench, the length and width are less than 75cm, and it occupies a small area.
2.3 There are two layers of cleaning racks in the cleaning cabin, which can clean 420 liquid phase auto sampler vials or test tubes, colorimetric tubes or 72 volumetric flasks, beakers, conical flasks, etc. at a time.
2.4 Internal foaming double-layer metal door is adopted to effectively insulate and reduce energy consumption.
2.5 It has two water inlets, which can be connected to tap water and pure water at the same time, and which water needs to be entered can be selected through the operation of the control panel.
- Control system
3.1 Microcomputer control system and color LCD screen are adopted. The tilt angle design of the operation screen conforms to the principle of ergonomics. It is easy to operate and has better user experience.
3.2 The control screen has a full Chinese operation interface, and both operations and alarms are prompted in Chinese.
3.3 The control system has 12 standard cleaning procedures and 99 custom cleaning procedures, which can be set and adjusted for different utensils and requirements.
3.4 “Black box” function, built-in data memory, the whole process of recording the cleaning status of each step, the system has self-diagnosis function, fault information prompt function;
- Cleaning system
4.1 The cleaning water pump is a professional European original imported circulating pump. Its water output is 800L/min, the water output is large, and the scouring force is large. The circulating pump fan blades have been treated with high temperature resistance and can work normally under the disinfection water temperature (above 93 ℃).
4.2 The cleaning cabin adopts the water supply structure of parallel water supply and water inlet at the back, instead of the structure of water inlet at the top and one-way water supply at the center. Water inlet from the side, and there is no need to find the water receiving port, convenient access, and the joint is not easy to be damaged.
4.3 The cleaning rack adopts the structure of water inlet in the back and water distribution in the central part. The central part divides water, and the cleaning rack connects the water to the middle part and distributes the water evenly to each spray column to ensure that each spray column discharges water evenly and cleans the utensils uniformly.
4.4 The spray columns of the cleaning rack shall be distributed in parallel rather than around the center, so as to ensure the consistent distance between each spray column and facilitate the placement and estimation of utensils while increasing the cleaning amount.
4.5 The cleaning rack does not have a tall central water inlet pipe, which saves space and is convenient to place; the upper and lower floors of the cleaning rack can be interchanged to facilitate the arrangement of utensils.
4.6 The cleaning cabin has a built-in double-layer 360-degree rotating spray arm, and the nozzle adopts a fan-shaped nozzle design, which sprays a fan-shaped water curtain with large scouring force and no dead ends. No simple small hole nozzle is used to reduce the dead angle of external spraying.
4.7 The glassware washer adopts an automatic heating system during cleaning, and the heating temperature is adjustable. The maximum temperature can reach 93°C, reaching the disinfection level.
4.8 The cleaning solution and neutralization solution are automatically added by two peristaltic pumps, and the added dosage can be set.
- Safety protection
5.1 Safe door lock design, the door body is locked and cannot be opened during the cleaning process, preventing water spraying and scalding caused by misoperation; It has the function of emergency door opening, which can quickly open the door and take out the utensils after power failure.
5.2 It has a complete protection function, with a lack of cleaning agent alarm, the main washing pump over-temperature protection function, heating and anti-dry function, the main washing pump idling protection function, water level sensor detection function, cleaning chamber over-temperature protection function, all have Chinese prompt and alarm reminder.
5.3 It has the function of program self-checking and equipment self-cleaning, which can perform self-checking on the set program. After cleaning, the equipment can also be automatically cleaned to reduce residues.
Specifications
Model LWD-200I
The volume of the cleaning chamber ≥200L
External dimensions 607×730×1050
Power supply (V/HZ) 220V/50Hz
Water cleaning power ≤0.75KW
water heating power ≥3KW fast heating
drying power ≥2.1KW
air volume ≥120L/M3
Water temperature control room temperature to 99℃
Standard configuration 2 cleaning racks
Equipped with 2.5L each of imported cleaning fluid and neutralizing fluid
Dissolution Tester, DIST-3, 6, 8, 12
Speed range: (20~200)rpm
Speed accuracy : ±2rpm
Temperature range ambient to : +45.0℃
Temperature Stability : ±0.3℃
Description
DIST series of instruments are used for detecting velocity and extent of pharmic dissolution from tablet, capsule etc in prescriptive menstruum.
Features:
1、It has eight vessels and six poles, with six vessels and six poles in front and other two vessels at back.
2、The head part of the instrument can be artificially turned over smoothly and flexibly.
3、The basket units and paddle units are made of imported stainless steel (SUS316L).
4、The magnetism-pumped circular water current can heat the system evenly, and the bath liquid can achieve an equal temperature.
5、A MPU is used in dissolution tester to automatically control the temperature, rotational speed and time, and the parameters can be preset at any time.
6、It can be operated conveniently by keystroke. The measurement result is displayed by LCD. The preset and real data can be displayed alternately in time.
7、Automation: auto-test, auto-diagnose, auto-alarm.
8、It can test by self and alarm automatically. The dissolution parameters of’ Chinese codex 2010′ are stored in and can be taken out at anytime.
9、Time can be preset at many points. The beeper sounds automatically to any point, and then the tester automatically runs to the next one.
Specifications
- Speed range (20~200)rpm
- Speed accuracy ±2rpm
- Temperature range ambient to +45.0℃
- Temperature Stability ±0.3℃
- Preset timing nine points (1~999)min
- Time accuracy ±0.5mm
- Paddle radial run-out ±0.5mm
- Basket radial run-out ±1.0mm
- Electricity 220V/50Hz/1200W or 110V/60Hz/1200W
- Dimension (960*440*480)mm3
Flash Point Testers
LCFP-A10 is compact, stand-alone closed cup flash point tester which determines the low-temperature operability in diesel fuel, biodiesel, blends and gas oils. It is designed as per “Test Methods for Flash Point of Petroleum Products (Pensky-Martens Closed Cup Methods)†ASTM D93.
Karl Fischer Auto Titrator
LWT-A20 is designed according to ASTM D6304 “Test Methods for Water Content of Liquid Petroleum Products (Karl Fischer Methods)†and ASTM D1744 standard to determine water content in the liquid petroleum products using Karl Fischer reagent. It is a multifunctional, convenient, and automatic analysis instrument.
Microwave Digestion System
Microwave Digestion System LMWD-A10 is designed for smooth operation experience with great value for money and are compact making it ideal virtually for any laboratory setting. It is programmable, easy to use, low maintenance unit with an exceptional feature of its outer material which is explosion proof making it safe for users.
TOC Analyzer
TOC Analyzer LTOC-A10 is designed to determine carbon content in Liquid and Gas samples by digesting it through wet chemical oxidation mode. LTOC-A10 is fully computer-aided equipment which helps in enhancing the performance.
Ultrasonic Cleaner
Integrated Industrial Ultrasonic Cleaner LIUC-A14 is a 135 L capacited unit integrated with industrial based transducer and a powerful ultrasonic generator providing efficient high level tabletop cleaning. With a cleaning duration of 1 ~ 99 mins efficient intensive cleaning of instruments and products is done making them contamination, rust and germ free. Its key feature is the variance of using it at 28 KHz for gross rinse to 40 KHz for intensive rinse
UV-Visible Spectrophotometer
UV-Visible Spectrophotometer LUS-B15 is a high sensitive double beam spectrophotometer with a wavelength of 190 to 1100 nm for absorbance spectra of chemical and biochemical compounds. Equipped with a bandwidth of 2 nm for peak resolution, it works on detection of light intensity between reference and test sample. The highly stable optics and silicon photodiode detector measures the sample and reference simultaneously optimizing the measurement accuracy. Built-in ARM system for high accuracy and low stability.
Vacuum Pump
Rotary Vane Vacuum Pump LRVP-A10 is designed with unique lubrication system, built-in oil pump and with a large oil volume capacity ranging from 0.5 L to 4.0 L. In addition to providing smooth, pulse-free air flow, these oil sealed rotary displacement pump are compact and easy to install and operate, have low starting and running torque requirements, produce minimal noise or vibrations and are capable of long, service-free life.
FTIR-Spectrometer
FTIR Spectrometer LIR-A10 is versatile, innovative, and intuitive, providing superior quantitative and qualitative information for routine analysis of solids, liquids, and gases. It has spectral range of 7800 to 350cm-1 and high S: N ratios and can provide SNR up to 15000:1.
Atomic Absorption
Atomic Absorption Spectrophotometer comprises of high performance and a wide spectral range photomultiplier tube. Incorporation of Czerny-Turner monochromator helps in selection of specific lights to allow determination of specific elements. It is equipped with gas leakage alarm which shutdowns the system as a safety measure. It is highly recommended spectrophotometer to analyze the smallest amount of element from the mixture, also in forensics and chemistry, biological science to detect toxic elements from blood and drug samples.
Cell Washing Centrifuge
Cell Washing Centrifuge LCW-A10 is a high-performance serofuge that can be used to perform cell-washing procedures safely and reliably. Steps are easy to monitor and easy-to-read digital LED display enables simple, user-friendly operation. It gives reproducible blood cell washing results up to 12 tubes per run.
Microscopes
Upright Metallurgical microscopes LMM-B11 with siedentopf trinocular head design, infinite optical system, reflected & transmitted Kohler illumination system meets performance demands of metal, plastic, electrical circuits & engineering industry. Its superior coaxial course and fine focusing tension adjustment knobs helps in better examination of samples.
Horizontal Autoclaves
Horizontal Laboratory Autoclave LHA-B10 is a microprocessor controlled automatic autoclave. It has a capacity of 150 L and a maximum working temperature of 134 °C. Equipped with safety features like automatic shutoff preventing overload of current, auto protection against raised temperature and pressure making a reliable and user-friendly device.
Density Meter
Density Meter LLDM-A10 is a unit that allows the data to be read directly with high measuring accuracy. It follows Archimedes principle of measurement. Measures volatile liquid, corrosive liquid, vicidity liquid, strong acid, and strong lye liquid quickly. Non cumbersome operation. It adopts the completed special windproof and dustproof cover, which makes the structure convenient and durable
CP Spectrometer
ICP Spectrometer LICP-A11 detects micro and macro elements using argon plasma with an analyzing rate of 15 elements per minute. Results can be achieved with lower levels of detection for qualitative and quantitative analysis. Detection of liquid flow from the spray chamber by optical drain sensor offers exceptional sensitivity and accuracy. Accurate signal-background ratio is attained by advanced control system.
