Lead dioxide

　　Product?Name:Lead dioxide

　　Synonym：dioxolead? CAS NO: 1309-60-0

　　Molecular?Formula:PbO2

　　Molecular?Weight:239.2

　　EINECS:215-174-5

　　Properties:?Dark brown microcrystalline heavy powder.

　　Melting point : 290℃; density: 9.375;

　　Solubility: soluble in dilute hydrochloric acid, slightly soluble in acetic acid, insoluble in water and alcohol.

　　Specification:

　　Purity(%)97.00

　　Clarity testconform

　　Substances not precipitated by hydrogen nitrate(%)0.1

　　Chloride(%)0.005

　　Sulfate(%)0.05

　　Nitrogenous compound(%)0.01

　　Carbonate(%)0.0003

　　Cu(%)0.001

　　Non-sludging to hydrogen sulfide(%)0.50

　　Use:?Used for the manufacture of dyes, matches, fireworks and synthetic rubber. It is also used in the manufacture of perchlorate and high pressure arrester. Vulcanization of sulfide rubber as solvent - resistant polysulfide rubber. Lead oxide electrode is a good anode material and can replace platinum anode.

　　Packing : 1kg/bottle

1309-60-0