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meso-1,2,3,4-Tetrahydroxybutane meso-Erythritol CAS:149-32-6
Name: meso-1,2,3,4-Tetrahydroxybutane
Synonyms: meso-Erythritol
CAS:149-32-6
MF: C4H10O4
ITEMS OF ANALYSIS | SPECIFICATIONS | RESULT |
Appearance | White to light white crystalline powder, Odorless | Complies |
Identification | IR: The IR spectrum of sample corresponds to that spectrum of Cholecalciferol Crystalline Reference Standard. | Complies |
Chemical reaction : Positive | Complies | |
Assay | ≥99.0% | 99.7% |
Specific rotation | +20.5°~+21.5° | +20.9° |
Ignition residue | ≤0.1% | 0.02% |
Heavy metals(Pb) | ≤10mg/kg | <3mg/kg |
Arsenic | ≤3mg/kg | <3mg/kg |
Lead | ≤2mg/kg | <2mg/kg |
Iron | ≤2mg/kg | <2mg/kg |
Cuprum | ≤5mg/kg | <5mg/kg |
TAMC | ≤1000cfu/g | Complies |
TYMC | ≤100cfu/g | Complies |
E.coli | Negative | Not detected |
Conclusion: Complies with the USP 40-NF35 standard |
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