China High Quality of Ascorbyl Palmitate (Vitamin C), Find details about China Palmitoyl Ascorbic Acid, Vitamin C from High Quality of Ascorbyl Palmitate (Vitamin C)
Specification | BP2015/EP8.0/USP38/FCCIX /E 304 |
Appearance | White crystalline powder |
Melting point | 107ºC ~ 117ºC |
Specific optical rotation | +21.0° ~ +24.0° |
Loss on drying | Not more than 1.0% |
Residue on ignition | Not more than 0.1% |
Sulphated ash | Not more than 0.1% |
Heavy metals | Not more than 10 ppm |
Lead | Not more than 2 ppm |
Arsenic | Not more than 1 ppm |
Assay(dry basis) | 98.0 ~ 100.5% |