| ≥1 piece |
Citric acid (CA) is an important organic acid with a molecular formula of C?H?O?. It is a colorless crystal, odorless, has a strong sour taste, is easily soluble in water, and is an acidity regulator (GB2760— 2014) and food additives.
| Test Items | Units | Quality Standards |
| Characters | / | White or almost white, crystalline powder, colourless crystals or granules. Odourless, has a strongly acid taste. Very soluble in water, freely soluble in ethanol. Very slightly soluble in diethyl ether. |
| Identification | / | Passes the tests |
| Appearance of Solution | / | Passes the tests |
| Assay | % | 99.5 ~ 100.5 |
| Water | % | Not more than 0.5 |
| Readily Carbonisable Substances | / | Passes the tests |
| Sulphated Ash(Residue On Ignition) | % | Not more than 0.05 |
| Sulfate | mg/kg | Not more than 50 |
| Oxalate | mg/kg | Not more than 50 |
| Chloride | mg/kg | Not more than 5 |
| Lead(Pb) | mg/kg | Not more than 0.1 |
| Arsenic(As) | mg/kg | Not more than 0.1 |
| Mercury(Hg) | mg/kg | Not more than 0.1 |
| Aluminium(Al) | mg/kg | Not more than 0.2 |
| Heavy Metals | mg/kg | Not more than 5 |
| Bacterial Endotoxins | IU/mg | ＜0.5 |
Citric acid anhydrous is a kind of sour taste regulator. Under normal conditions, it is usually transparent granules or white powder. It can be used as a sour taste regulator for food or drinks, and citric acid anhydrous also has good fresh-keeping and antiseptic effects, it also plays a very important role in the production of drugs and the chemical industry.
25kg per bag or according to the specific requirements from customers.
Preserved in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture.
36 months after manufacturing date if stored under above mentioned conditions.