Appearance White crystal, free flowing
Identity Conforms
Redily carbonization substances Conforms
Assay 98.5-101%
Chloride 70ppm max
Sulfate 65ppm max
Hevy metals 20ppm max
Arsenic 3ppm max
PH(5% Water) 5.6-6.6
Loss on drying 0.2% max
Residue on ignition 0.1% max
Organc volatile impurities Conforms