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By certification 
GRADE STANDARD:USP/BP
PURITY:>99.5%
APPEARANCE:WHITE GRANULAR CRYSTATS
BRAND NAME: ren he pai
|
Characteristics |
|
White granular crystals or a white crystalline powder |
|
Definition |
% |
99.0-101.0 |
|
Acidity of alkalinity< |
|
0.2 |
|
Chloridel< |
PPM |
50 |
|
Sulphate |
PPM |
150 |
Readily carbonisable substances< |
|
OK |
|
Oxalate< |
PPM |
300 |
|
Heavy metals< |
PPM |
10 |
|
Water< |
% |
4.0-7.0 |
|
Sodium< |
% |
0.3 |
