Appearance: white crystal

Melting point: 73.6??C

Boiling point: 200??C (decomposition)

Solubility: soluble in water, alcohol, strong hygroscopicity.

Density: 1.651g/cm3 Hazardous characteristics: corrosive, thermal decomposition of the highly toxic gas.

Safety: Avoid and H blowing agent such as a total storage mixed operation is strictly prohibited contact with skin or eyes.

Content(%) ??98.5

Phorphate(%)??0.1

Chloride(%)??0.01

Sulphate(%)??0.006

Heavg(according to Pb%)??0.001

Iron(%)??0.002

Water-solubility test: excellent