Folic Acid

CAS number: 59-30-3

Molecular formula: C19H19N7O6

molecular weight: 441.4

Chemical structure:

Product name:    Folic acid
Shelf LifeFour years
Inspection Standard: USP23
TestsStandardsResults
Appearance A yellow or orange crystalline powderA yellow crystalline powder
IdentificationRatio: A256/A365: 2.80-3.002.86
WaterNot more than 8.5%8%
Residue on ignitionNot more than 0.3%0.2%
Organic volatile impuritiesConformsConforms
Assay( anhydrous)95.0~102.0%95.4%
95.4%

Conclusion : Complies with USP23