White to offwhite crystalline powder free from visible extraneous matter
White crystalline powder
Solubility
Freely soluble in Dimethylformamide,slight soluble in Methanol,sparingly soluble in Glacial acetic acid,very slight soluble in Water & practically insoluble in Acetone
Conforms
Identification
By L.R. & UV
By Melting range 191℃~202℃
Conforms
191℃~192℃
Citric acid content
28.0%~30.0%
29.20%
Loss on drying
NMT1.0%
0.69%
Sulphated ash
NMT0.2%
0.07%
Heavy metal
NMT20ppm
Conforms
Related Substances (By HPLC)H
Individual Impurity:NMT0.5%
Total Impurity:NMT1.0%