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English name:Dehydroacetic acid
CAS RN:520-45-6
EINECS No:208-293-9
Appearance:white crystalline powder
Molecular formula: C8H8O4
Molecular weight: 168.15
Appearance: white powder
Purity: 99%
Melting point: 109.C
| Items | Specification | Result |
| Content | ≥99 | 99.46% |
| Appearance | White crystal | Pass |
| Identification | Conform Standard | Pass |
| Heavy metal (as Pb) | ≤0.001% | <0.001% |
| Arsenic (as As) | ≤0.0001% | <0.0001% |
| Melting point | 109-112°C | 109.8°C |
| Residue on ignition | ≤0.1% | 0.04% |
| Loss on drying | ≤1% | 0.20% |
| Conclusion | Conform with the standard of GB8819-88 | |
