Ascorbic acid

Description

Product Identification.:
Product name:      Ascorbic Acid
Synonyms:          L-Ascorbic acid; Vitamin C; VC
Molecular Formula: C6H8O6
Molecular Weight:  **6.*2
CASE NO:           ******7

Quality standard.: (see table)
 The quality conforms to BP/USP/EP Standard.

Item                             Index
Characteristic                  white crystalline powder
Melting point                   ******2 ℃
Specific rotation                      **1.0
Identification                     Conforms
Assay                               ≥*9.0%
Clarity of solution              Fine
Colour of solution(A**0nm)                A≤0.*3
Residue on ignition                  ≤0.1%
Ferrite                                 ≤2ppm
Copper                                   ≤5ppm
Heavy metals                         ≤*0ppm