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	Dibasic Lead Phosphite

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Dibasic Lead Phosphite
Product : Dibasic Lead Phosphite
Molecular formula :2PbO�bHPO3�/2H2O
Property : White powder, toxic, sweet, specific density 6.94, insoluble in water, soluble in chlorhydric acid and nitric acid. It becomes black at 200 °C , having sustained reducing force, as an oxidization prevention agent, it has excellent performance of resistancāe to ultra violet discoloration, cold hardiness and resistance to ageing.
Technical index :
Index First-grade product Second-grade product
Appearance White powder without obvious mechanical impurity White or yellow powder without obvious mechanical impurity
PbO,% 90±1.0 90±1.5
H3PO3,% 11±1.0 10.5±1.5
Moisture,%≤ 0.4 0.8
Oversize product above 200 eye.%≤ 0.3 1.0
Application :
It is mainly used as stabilizer for non-transparent PVC products, having excellent performance of electrical insulation, weather resistance and ultraviolet absorption.
Package : Package with braided, PE bag insider lining, 25kg weight.

Storage and Transportation :
The product should be handled accoārding to the toxic materials. It should be kept in dryeration storage room to keep from wetting and polluting by H2S. The container must be sealed to keep from rain. It must not be transported together with food-stuffs. Notice that the product is combustible when transported.