Citric Acid (E330)
Commodity: Citric Acid Anhydrous/ Monohydrate
CAS NO.: 77-92-9/5949-29-1
Molecular Formula: C6H8O7/ C6H8O7·H2O
Molecule Weight: 192.14/ 210.14
Property: Citric acid is an important organic acid, colorless crystal, often contains one molecule of water of crystallization, odorless, has a strong acid taste, and is easily soluble in water.
Application:
1. In food industry: As flavoring, preservative, emulsifying agent.
2. In industry: To dissolve rust from steel and passivate stainless steels.
3. In cosmetics, pharmaceuticals, dietary supplements: As an acidulant in creams, gels and all kinds of liquids.
4. As cleaning and chelating agent.
5. Water treatment: to improve the effectiveness of soaps and laundry detergents.
Specification:
Index | Citric acid anhydrous | Citric acid monohydrate |
Assay (%) | 99.5-100.5 | 99.0-100.5 |
Water(%) | ≤0.5 | 7.5-8.8 |
Sulphated Ash (Residue on Ignition) (%) |
≤0.05 |
≤0.05 |
Sulfate (mg/kg) | ≤150 | ＜150 |
Oxalate (mg/kg) | ≤100 | ＜100 |
Lead (mg/kg) | ≤0.5 | ＜0.5 |
Arsenic (mg/kg) | ≤1 | ＜1 |
Mercury (mg/kg) | ≤1 | ＜1 |
Aluminum (mg/kg) | ≤0.2 | ＜0.2 |
Heavy Metals as Pb (mg/kg) | ≤10 | ＜10 |
Bacteria Endotoxins (IU/mg) | ＜0.5 | ＜0.5 |
Packing& storage: 25kg PP/ paper kraft bag, 500kg/1000kg jumbo bags. It should be store in a dry, cool, well-ventilated place.
