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| Molecular formula: | |
| Standard: | |
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It is mainly used in the food and beverage industry as sour agent, acidulant, flavoring agent, preservative and preservative. It is also used as antioxidant, plasticizer and detergent in the chemical industry, cosmetic industry and cleaning industry.
Item | Unit | Standards |
Characters | --- | White or almost white, crystalline powder, colourless crystals or granules. Odorless, has a strongly acid taste. effloresces in dry air. Very soluble in water, freely soluble in ethanol. |
Identification | --- | Pass Test |
Appearance of solution | --- | Pass Test |
Assay | % | 99.5~ 100.5 |
Water | % | 7.5~ 8.8 |
Readily Carbonisable Substances | --- | Pass Test |
Sulphated Ash (Residue on Ignition) | % | ≤0.05 |
Sulfate | mg/kg | ≤150 |
Oxalate | mg/kg | ≤100 |
Lead | mg/kg | ≤0.5 |
Arsenic | mg/kg | ≤1.0 |
Mercury | mg/kg | ≤1.0 |
Aluminium | mg/kg | ≤0.2 |
Heavy Metals | mg/kg | ≤5.0 |
Bacterial endotoxins | IU/mg | ≤0.5 |
It is mainly used in the food and beverage industry as sour agent, acidulant, flavoring agent, preservative and preservative. It is also used as antioxidant, plasticizer and detergent in the chemical industry, cosmetic industry and cleaning industry.
Item | Unit | Standards |
Characters | --- | White or almost white, crystalline powder, colourless crystals or granules. Odorless, has a strongly acid taste. effloresces in dry air. Very soluble in water, freely soluble in ethanol. |
Identification | --- | Pass Test |
Appearance of solution | --- | Pass Test |
Assay | % | 99.5~ 100.5 |
Water | % | 7.5~ 8.8 |
Readily Carbonisable Substances | --- | Pass Test |
Sulphated Ash (Residue on Ignition) | % | ≤0.05 |
Sulfate | mg/kg | ≤150 |
Oxalate | mg/kg | ≤100 |
Lead | mg/kg | ≤0.5 |
Arsenic | mg/kg | ≤1.0 |
Mercury | mg/kg | ≤1.0 |
Aluminium | mg/kg | ≤0.2 |
Heavy Metals | mg/kg | ≤5.0 |
Bacterial endotoxins | IU/mg | ≤0.5 |
