ITEMS | SPECIFICATIONS | RESULTS | ||
Appearance | Yellow or orange crystalline powder, almost odourless | Conform | ||
Identification | ||||
Ultraviolet Absorption A256/A365 | Between 2.80~3.00 | 2.90 | ||
Water | Not more than 8.5% | 8.3% | ||
Residue on ignition | Not more than 0.3% | 0.1% | ||
Chromatographic purity | Not greater than 2.0% | Conform | ||
Organic volatile impurities | Meet the requirenments | Conform | ||
Assay | 97.0~102.0% | 98.7% | ||
Total Plate count | <1000CFU/g | Conform | ||
Coliforms | <30MPN/100g | Conform | ||
Salmonella | Negative | Conform | ||
Mold and Yeast | <100CFU/g | Conform | ||
Conclusion | Conform to USP34. | |||
English name: Folic acid
The CAS number: 59-30-3
EINECS no. : 200-419-0
Molecular formula: C19H17N7O6
Molecular weight: 439.3827
Melting point: 250 ℃
Solubility in water: 1.6 mg/L (25 ℃)
Storage information:
Store in Cool and dry .place, keep away from strong light, high temperature
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Usage:
Antianemic for symptomatic or nutritional giant cell type of anemia.
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