Sodium hydrogen phosphate, dibasic

Assay 98.0-102.0%
Loss on Drying @ 105 deg. C 43-50%
pH of a 5% solution @25 deg. C 8.7-9.3
Specifications:
Insoluble Matters <0.005%
Chloride 0.001%
Nitrogen Compounds 0.001%
Sulphate 0.005%
Arsenic 0.0005%
Heavy Metals 0.001%
Iron 0.001%