Appearance: White or white crystalline Powder

Assay: 99.0-101.0%

Identification：Meet the requirements

Solution transparency：Meet the requirements

Related substances：Meet the requirements

Loss on drying：0.5%max

Residue on Ignite：0.1%max

Heavy metals：10ppm max

Arsenic：0.0001%max

Package: 10kg/fibre drum