Citric Acid is a weak organic acid,It is colorless crystal, odorless, has strong sour taste and is easily soluble in water. It is a natural preservative and food additive.
CAS No.77-92-9(Anhydrous)
CAS No.5949-29-1(Monohydrate)
Formula.C6h8o7
Appearance.White Crystalline Powder, Colorless Crystals
Shelf Life.36Month
| Item |
Quality Standards |
| Characters |
White,crystalline powder, colourless crystals or granules. Odorless, has a strongly acid taste. Very soluble in water,freely soluble in ethanol. |
| Identification |
Pass test |
| Appearance of solution |
Pass test |
| Assay |
99.5%-100.5% |
| Water |
≤0.5% |
| Readily Carbonisable Substances |
Pass test |
| Sulphate Ash (Residue on Ignition) |
≤0.05% |
| Sulphate |
≤150 mg/kg |
| Oxalate |
≤100 mg/kg |
| Lead |
≤0.5 mg/kg |
| Arsenic |
≤1 mg/kg |
| Mercury |
≤1 mg/kg |
| Aluminium |
≤0.2 mg/kg |
| Heavy Metals (as Pb) |
≤10 mg/kg |
| Bacteria Endotoxin |
<0.5 IU/mg |
Citric acid widely used throughout the food and beverage industry for a variety of purposes as an acidity regulator, preservative, flavor enhancer…etc. It is often used in the production of soda, candy, jams, and jellies, as well as processed foods like frozen and canned fruits and vegetables. Additionally, citric acid is used as a preservative to help extend the shelf life of products by inhibiting the growth of bacteria and other microorganisms.
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