Appearance: White Crystalline
Content (calculated with NaBrO3): 99.7% min.
Water: 0.1% max.
Bromide: 0.05% max.
Chloride & Chlorate: 0.05% max.
Sulphate: 0.03% max.
Fe: 0.0005% max.
Heavy Metal (Pb): 0.0005% max
As: 0.0002% max.
pH (5% solution): 6.5+/-1
Light Absorbency (20% solution): 0.12% max.