| Customization: | Available |
|---|---|
| CAS No.: | 6915-15-7 |
| Formula: | C4h6o5 |
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| ITEM | LIMIT |
| Appearance | White crystals or crystalline powder , Special acidity |
| Assay | ≥99.0% |
| Specific Rotation [α]²°D | -1.6° to -2.6° |
| Sulfate(SO4) | ≤0.02% |
| Chloride(Cl) | ≤0.004% |
| Arsenic(As) | ≤2.0mg/kg |
| Heavy metal(Pb) | ≤10mg/kg |
| Lead Pb | ≤2mg/kg |
| Fumaric acid | ≤0.5% |
| Maleic acid | ≤0.05% |
| State of solution | Pass |
| Residue on ignition | ≤0.10% |
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