Items

Specification

Appearance:

White crystalline powder.

Assay:

99-101%

Melting point:

89-92 Celsius degree

Loss on drying:

Not more than 0.5%

Residue on Ignition:

Not more than 0.1%

Heavy metals (Pb):

Not more than 10ppm

Acidity or Alkalinity:

Meets the requirements

Chloride:

Meets the requirements

Readily carbonizable substances

Meets the requirements

Ordinary impurities:

Not more than 1.0%

Clarity and color of solution:

Clear and colorless