Standard

Description

white to off white crystalline powder

Water

NMT1.0%(anhydrous compound)
1.0%-3.5%(hemihydrate)

Related substances

Single impurity: NMT 0.1%
Total impurity: NMT 0.5%

Residue on ignition

NMT 0.1%

Heavy metal

NMT 20ppm

Assay

98.0%-102.0%