Purity: 74.0%MIN
PROPERTY: Black and grey powder, no smell and no sapor, can besolved slowly in hot muriatic acid and vitriol, it becomes whenexposed in air, but can''t hydrate, not solove in water, whenheated to 950 centigrade, it turns into CoO2.

USE: Used as oxidizer, oil paint, pottery and enamel material;Cobalt catalyzer;
PACKING: Packed in metal pail net weight is 50kilogram per bucket;Packed in 25 kilogram per box.