Properties：

Canary powder, smell less, dissoluble in acid and indissoluble in water ,it turns to maroon when heated and still be canary when cooled down.M.P. is 820℃, with average granularity not more than 0.5um and apparent density not more than 0.1g/cm³

Usage：

Mainly used for chemical industry, Bi salt manufacture, glass coloring, press and heat sensing resistance, lightning arrester, kinescope, fireproofing layer, nuclear reactor fuel, electron pottery power stuff, electrolyte material, photo electricity material, high temperature super conduct material, catalyzer etc. 

Package：

N.W. 25kg in iron drum lined with plastic bag.

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