Product Introduction
Anhydrous citric acid, with the chemical formula C6H8O7, is a white crystalline powder, odorless, and extremely sour. It is soluble in water, ethanol and ether, and insoluble in benzene and chloroform. Anhydrous citric acid has a stronger hygroscopicity and is easily damp and agglomerated in the air. used in various fields.
Quality standards
| Name | Citric Acid Anhydrous |
| CAS No. | 77-92-9 |
| Chemical formula | C6H807 |
| Specification | BP 98/USP 24 |
| Packing | In 25kg paper bags |
| Functional use | Acidity regulator |
| Items | Specifications |
| Appearance | White crystals or crystalline powder |
| Identification | Conforms |
| Clarity and color of Solution | Conforms |
| Assay | 99.5 – 101.0% |
| Chloride(CI) | 50 ppm max |
| Sulfate(SO42-) | 150 ppm max |
| Loss on drying | 1% max |
| Heavy metals(Pb) | 10 ppm max |
| Barium | Conforms |
| Iron | 50 ppm max |
| Calcium | 200 ppm max |
| Oxalate | 350 ppm max |
Applications
Food industry: acidity regulator (beverages, jams), antioxidant enhancers;
Medical field: tablet disintegrants, anticoagulants (citrate salts);
Chemical cleaning: boiler descaling agents, metal surface treatment;
Daily chemical products: pH regulators for toiletries (such as shampoo, shower gel).
Notes
Concentration control: High concentration of citric acid may corrode teeth or irritate skin, so it needs to be added according to the standard.
Storage conditions: It needs to be stored away from light and moisture to avoid caking or deterioration
Packaging, Storage and Transportation
This solid is packed in a 25-kilogram bag.
Do not get damp. Do not store together with flammable, corrosive, toxic or alkaline substances.
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