Items |
Specification |
Description |
Yellow crystalline powder |
Solubility |
Soluble in DMSO,sparingly soluble in DMAC. Practically insoluble in methanol,ethanol.acetonitrile and water |
Identification |
A: IR absorption spectrum complies with Reference standard. B. Add 1mol/L sodium hydroxide to sample solution of DMAC,then turn red. C. In assay test retention time of main peak of sample solution complies with that of references solution |
pH |
4.5 to 6.0 |
Loss on drying |
≤0.5% |
Residue on ignition |
≤0.2% |
Heavy metals |
≤20ppm |
Related Substances |
Individual impurity :≤0.5% Total impurities: ≤1.0% |
Assay(Calculated on dried basis) |
98.0% to 102.0% |
Grupos de Producto : Ingredientes nutricionales