Detailed content
Specification parameter
Product packaging
Items | Specifications |
Appearance | White granules or white crystalline powder, having a strong acid taste |
Assay (as C4H6O5) (%) | 99.0~100.5 |
Special rotation | -0.10~+0.10 |
Arsenic (mg/kg) | ≤2 |
Lead (mg/kg) | ≤2 |
Fumaric acid (%) | ≤1.0 |
Maleic acid (%) | ≤0.05 |
Water-insoluble matter (%) | ≤0.1 |
Residue on ignition (%) | ≤0.1 |
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