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benzoic acidWhite silky flakes or needle-shaped crystals, benzin or benzoic aldehyde savor, soluble in ethanol
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| Items | Standard | |||
| Industry grade | Industry grade | Food grade | Regent grade | |
| Total acid content(HCL)% | 31% | 32% | 31% | 36% |
| Iron(FE) % | 0.008% | 0.002% | 0.001% | 0.00005% |
| Ignition residue % | 0.10% | 0.05% | --- | 0.00009% |
| Free chlorine(CL)% | 0.008% | 0.004% | --- | 0.0001% |
| As% | 0.0001% | 0.0001% | --- | 0.000005% |
| Sulfate(SO42-)% | 0.03% | 0.005% | 0.007% | 0.0002% |
Packing:
| Package | Drum No. | Net Weight per Drum | Net Weight per 20'FCL |
| IBC Drum | 20 | 1100 KG | 22 MT |
| 35KG Drum | 700 | 30 KG | 21 MT |
| 250KG Drum | 80 | 220 KG | 17.6 MT |
BP USP Ascorbic Acid Details
Ascorbic acid vitamin c food grade is a white or slightly yellow crystals or powder, a little acid.m.p.190°C-192°C, easily soluble in water, a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In solid state it is stable in air.Its water solution is easliy mutated when it meets with air.
BP USP Ascorbic Acid Specifications
| ITEMS | STANDARD |
| Appearance | White or almost white crystal or crystalline powder |
| Identification | Positive |
| Melting point | 191 °C 192°C |
| pH (5%, w/v) | 2.2 2.5 |
| pH (2%, w/v) | 2.4 2.8 |
| Specific optical rotation | +20.5° +21.5° |
| Clarity of solution | Clear |
| Heavy metals | ≤0.0003% |
| Assay (as C 6H 8O6, %) | 99.0 100.5 |
| Copper | ≤3 mg/kg |
| Iron | ≤2 mg/kg |
| Mercury | ≤1 mg/kg |
| Arsenic | ≤2 mg/kg |
| Lead | ≤2 mg/kg |
| Oxalic acid | ≤0.2% |
| Loss on drying | ≤0.1% |
| Sulphated ash | ≤ 0.1% |
| Residual solvents (as methanol) | ≤ 500 mg/kg |
| Total plate count (cfu/g) | ≤ 1000 |
| Yeasts & molds (cfu/g) | ≤ 100 |
| Escherichia. Coli/g | Absence |
| Salmonella/ 25g | Absence |
| Staphylococcus aureus/ 25g | Absence |
Sulfamic acid Characteristics:
--White orthorhombic cystal.
Nonvolatile, nonhygroscopic, smell-less. High stability at normal tenperature and can maintain original quality for several years. Freely soluble in water and liquid ammonia, strongly acidic in water solution.
--Slightly soluble in methanol, insolublein ethanol and ether.Characteristics of double funcitional group of amidogen and sulphonic radical, may go on chemical reaction with many matters.
--Melting point is 205, decomposing temperature is 209.
Product Specificate:
| Content Item | Qualification | Result(%) | |
| Nondefective(%) | |||
| Purity | ≥99.5 | 99.61 | |
| sulpate | ≤0.05 | 0.024 | |
| iron | ≤0.0025 | 0.0005 | |
| Heavy metals | ≤0.001 | 0.0003 | |
| loss on drying | ≤0.1 | 0.038 | |
| Insoluble in the water | ≤0.02 | 0.004 | |
| Look | White crystalline substance | ||
| Conclusion | First Quality | ||
Citric Acid is mainly used as flavoring agent, preservative for food and beverage industry. It also can be used as antioxidant, plasticizer, detergent in chemical, cosmetics and detergent industries. As a food additive, Citric Acid Monohydrate is an essential food ingredient in our food supply. As a leading food additives and food ingredients supplier in China, we can provide you with high quality Citric Acid Monohydrate.
Type and Mesh Size:
Citric Acid Monohydrate 8-40 mesh
Citric Acid Monohydrate 8-80 mesh
Citric Acid Anhydrous 10-30 mesh
Citric Acid Anhydrous 30-100 mesh
| Specification of Citric Acid Monohydrate | |
| Items | Standards |
| Appearance | Coloress crystals or white crystalling powder |
| Clarity&Color of Solution | 20% water solution clarifying |
| Assay | 99.5%-100.5% |
| Moisture | 7.5-8.8 |
| Sulphated Ash | ≤ 0.05% |
| Light Transmittance | ≥97.0% |
| Sulpahte | ≤150ppm |
| Chloride | ≤50ppm |
| Calcium | ≤75ppm |
| Heavy Metal | ≤5ppm |
| Iron | ≤5ppm |
| Oxalate | ≤100ppm |
| Readily Carbonizable | Not darker than standard |
| Aluminium | ≤0.2ppm |
| Arsenic | ≤1ppm |
| Mercury | ≤1ppm |
| Lead | ≤0.5ppm |
| Endotoxin of Germ | ≤0.5IU/Mg |
| Tridodecylamine | ≤0.1ppm |
| Conclusion | The goods conform to the standards BP98/USP31/E330/FCCVI |
| Specification of Citric Acid Anhydrous | |
| Items | Standards |
| Appearance | Coloress crystals or white crystalling powder |
| Clarity&Color of Solution | 20% water solution clarifying |
| Assay | 99.5-101% |
| Chloride | ≤50ppm |
| Sulpahte | ≤150ppm |
| Loss on drying | 1% max |
| Heavy Metal | ≤10ppm |
| Barium | Conforms |
| Iron | ≤50ppm |
| Calcium | ≤200ppm |
| Oxalate | ≤350ppm |
| Sulphated Ash | ≤0.1 |
| Readily carbonisable substances | Conforms |
| Conclusion | The goods conform to the standards BP98/USP31/E330/FCCVI |
CAS No.:7704-34-9
MF :S
EINECS No.:231-722-6
H.S. Code:25030000
Apperance:Bright yellow powder/granule/flake
Qualities are conformed :GB2449-2006
Sulfur
| ITEM | INDEX | RESULT |
| S | 99.9% min | 99.95% |
| Organic | 0.03% max | 0.01% |
| Ash | 0.03% max | 0.02% |
| Acidity | 0.003% max | 0.001 |
| As | 0.0001 max | 0.0001% |
| Moisture | 0.1% max | 0.02 |
Packing
Net 25kgs plastiv woven bag with inner liner or 1000kgs/1100kgs/1200kgs/1250kgs big bag or 50lb paper bags
Applications
Sulfur is used widely in rubber tire, pigment, paper making, pesticide and bactericide, food industry and semiconductor industry and et
Additional Information:
Payment Terms : T/T
Packaging Details : in 25kg pp bags
Delivery Time : after confirmation of clients order
| sulfuric acid | ||
| item | standatrd | conclusion |
| appearance | colorless transparent liquid | pass |
| sulfuric acid | 98.0% min | 98.2% |
| ash content | 0.02% max | 0.08% |
| iron(fe) | 0.01% max | 1% |
| transparence / mm | 80 max | 50 |
| chromacity/ ml | 2.0 max | 2.0 |
| conclusion | qualified | |
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Additional Information:
Payment Terms : T/T, Western Union,
Packaging Details : in 30kg drums
Delivery Time : after confirmation of clients order
Sulphuric Acid 98%
| Appearance | Clear Colorless liquid |
| Sp Gravity at 30°C | 1.84 |
| Molecular weight | 98.08 |
| Boiling point | 340°C |
Specifications::
| Purity ( as H2SO4 ) | 98.0% min |
| Iron ( as Fe ) | 0.05% max |
| Residue on ignition | 0.02 % max |
| Lead ( as Pb ) | 0.005% max |
| Arsenic ( as As ) | 0.004% max |
Applications :
Sulphuric acid is and important reagent in a large number ofprocesses. Among themanyuses, some of themajor applications are asbelow
• Catalyst and dehydrating agent in many organic chemical manufacturing and petrochemical processes.
• In the manufacturing of detergents
• In the manufacturing of titanium dioxide ( a widely used white pigment ), and other dyesand pigments.
• In the manufacturing of fertilizers mainly phosphates but also zinc, ammonium andpotassium sulphates
• In the manufacturing process for a range of plastics.
• Metal processing such as pickling and de-scaling of steel, and non-ferrous metal plating and purification.
Additional Information:
Payment Terms : L/C, T/T, Western Union
Packaging Details : In 30kg drums
Delivery Time : After confirmation of clients order
Product Details
| Item | Standatrd | Conclusion |
|---|---|---|
| Appearance | Colorless transparent liquid | Pass |
| Sulfuric acid | 98.0% min | 0.98 |
| Ash content | 0.02% max | 0 |
| Iron(fe) | 0.01% max | 0.01 |
| Transparence / mm | 80 max | 50 |
| Chromacity/ ml | 2.0 max | 2 |
| Conclusion | Qualified | |
Sodium formate
MF:CHNaO2
Cas no.:141-53-7
EINECS No:205-488-0
Hs code:29151200
Appearance:White crystal & powder
Molecular Weight: 68
Melting point:253
Grade:Industrial Grade , agricultural Grade
Purity:93%/95%/98%
| Item | Super Grade | First Grade | Second Grade |
| Purity ≥(%) | 98.00 | 95.00 | 93.00 |
| NaOH≤(%) | 0.50 | 0.50 | 1.00 |
| Na2CO3≤(%) | 1.30 | 1.50 | 2.00 |
| NaCI≤(%) | 0.50 | 1.50 | 3.00 |
| Na2S≤(%) | 0.06 | 0.08 | 0.10 |
| H2O≤(%) | 0.50 | 1.00 | 1.50 |
Nitric acid 68% 65% 60% 55% (HNO3)
CAS No.: 70131-90-5
Other Names: Activated Bleaching earth, activated clay, Oil decolorizing powder
MF: H2Al2(SiO3)4-nH2O
EINECS No.: 274-324-8
Purity: 99%
Type: Adsorbent
Adsorbent Variety: Activated Carbon
Business Type: Manufacturer
Certificate: ISO9001:2008
Colour: Sub-white
Usage: Coating Auxiliary Agents, Petroleum Additives, Surfactants, Textile Auxiliary Agents, crude oil absorbent
The Specification of Nitric Acid
| Item | Concentrated nitric acid | Dilute nitric acid |
| 98% | 68% | |
| Appearance | White Clear liquid | |
| Specific gravity | 1.5 | 1.40 |
| Purity% | 98 | 68 |
| Nitrous acid% | 0.03 | 0.03 |
| Ignion-residue% | 0.02 | 0.02 |
| Iron(Fe)ppm | 10 | 6 |
| PROPERTY | UNITS | SPECIFICATIONS |
| Appearance | / | Transparent Colorless Sticky liquid |
| Assay as(H3PO4) | % | ≥85.0 |
| Arsenic as As | Mg/kg | ≤0.5 |
| Fluoride as F | Mg/kg | ≤10 |
| Heavy metals as Pb | Mg/kg | ≤5 |
| Reductive Matter as H3PO4 | Mg/kg | ≤120 |
. Name: nitric acid
2. Molecular formula: HNO3
3. Molecular weight: 63.01
4. Appearance: colorless transparent liquid
5. Package:1.15mt IBC drums
6. Application:
Cleaning food and dairy equipment: remove precipitated calcium and magnesium compounds with ease
Fertilizer production: such as calcium nitrate, ammonium nitrate, etc.
Making dyes and drugs.
Making nitrate salts: such as ammonium nitrate, silver nitrate, calcium nitrate, etc.
Gold refining, metallurgy , and purification of various precious metals
Specifications:
| Items | Unit | Specifications |
| Appearance | - | Transparent liquid |
| HNO3 | % | 68 min |
| HNO2 | % | 0.05 max |
| Ignition Residue | % | 0.02 max |
| Fe | ppm | 15 max |
Additional Information:
Payment Terms : L/C, T/T
Packaging Details : IN 35KG DRUM OR 200KG DRUMS
Delivery Time : after confirmation of purchase order
The Specification Of Nitric Acid
| Item | Concentrated nitric acid | Dilute nitric acid |
| 0.98 | 0.68 | |
| Appearance | White Clear liquid | |
| Specific gravity≥ | 1.5 | 1.4 |
| Purity%≥ | 98 | 68 |
| Nitrous acid%≤ | 0.03 | 0.03 |
| Ignion-residue%≤ | 0.02 | 0.02 |
| Iron(Fe)ppm≤ | 10 | 6 |
hydroxy propyl methyl cellulose hpmc is a non-ionic, water soluble cellulose ether. It is widely used as thickener, protective colloid, stabilizer, suspending aids and water-retention agents in many industrial applications. It enhances water-retention, besides providing well-balanced properties including open time, slip resistance, adhesion, good impact resistance and shear strength.
specifications:1. Appearance: whitish powder.2. Technical index
| item | index |
| methoxyl content, % | 19.0-30.0 |
| hydroxypropyl content, % | 4.0-12.0 |
| gelation temperature, c | 58.0-90.0 |
| moisture, % | max 5.0 |
| ash, % | max 5.0 |
| ph | 6.5-8.0 |
3.viscosity specificationthe standard method for the viscosity measurement of aqueous solutions prescribes the use of the brookfield rvt or dnj-1, at 20c . Solution concentration of 2% is based on bone-dry material
Ethylene diamine tetraacetic acid (EDTA Acid)
English Name: Ethylene diamine tetraacetic acid (EDTA)
Molecular Fomula: C10H16N2O8
Molecular Weight: M=292.24
CASNo.: 60-00-4
Properties: white crystal powder melting point 240(decomposition) insoluble in cold water , alcohol and general organic solvent, slightly soluble in hot water, but soluble in sodium hydroxide, sodium carbonate and ammonia solution.
Quality Index:
| Content% | ≥99.5% | ≥99% |
| Chloride(Cl)% | ≤ 0.01% | ≤ 0.01% |
| Sulfate(SO4)% | ≤ 0.03% | ≤ 0.05% |
| Metal chelate(Pb)% | ≤ 0.001% | ≤ 0.001% |
| Iron(Fe)% | ≤ 0.001% | ≤ 0.001% |
| Dry and loss(103-107)% | ≤ 0.2% | ≤ 0.2% |
| Chelate : mgCaCO3/g | 339 min | 339 min |
| NTA% | ≤ 0.1% | ----- |
| Appearance | White crystal powder | |
Packing: 25KG/bag , or according to the customers’demand
