Items

Specifications

Results

Characteristic

Off-white or white crystalline powder,odorless

whitecrystalline powder,odorless

Melting point

≥189℃

193.3℃

Solubility

Very soluble  in water and practically solusoble in  Ethanol

Comply

PH

Comply

Comply

Loss on drying 

≤5.0%

3.11%

Residue on ignition

≤0.2%

0.19%

Heavy metals

≤20 PPM

＜20PPM

Assay

≥98.5% on the dried basis

99.3%