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By certification 
GRADE STANDARD:USP/BP
PURITY:>99.5%
APPEARANCE:WHITE GRANULAR CRYSTATS
BRAND NAME: NINGXIANG XIANYANG CHEMICAL CO., LTD
PURITY:>99.5%
APPEARANCE:WHITE GRANULAR CRYSTATS
BRAND NAME: NINGXIANG XIANYANG CHEMICAL CO., LTD
| Characters
|
White granular crystals
|
|
Assay (Anhydrous basis)
|
>99.5% |
|
Alkalinity
|
<0.2 |
|
Chloride
|
<50 ppm |
|
Sulphate
|
<150ppm |
|
Readily carbonisable substances
|
Meets BP93
|
|
Oxalat
|
<300 ppm |
|
Heavy metals
|
<10 ppm |
Water |
11.0%-13.0% |
|
Transparency
|
Meets BP98
|
