Name: Barium carbonate
Chinese alias: precipitated barium carbonate;Witherite;Granular barium carbonate;Nano barium carbonate.
Synonyms: Carbonic acid, barium salt (1: 1)
CAS No.: 513-77-9
UN NO.: 1564
Molecular Formula: BaCO3
Molecular Weight: 197.34
Melting poin: 811º C
Boiling point: 1450º C
Water solubility: 0.002 g/100 mL (20º C)
Applications: Manufacturing of other Barium Compounds, Glass industry, kinescope shell, , Brick Industry, Ceramics in Electrical Engineering, Fine Ceramics, Sanitary Ceramics, Chemical / Pharmaceutical Industry, Hard Ferrites, water purifying, building material.
neutralizing agent for removing sulfate in inorganic salt production.The electroplating industry USES in the chromium containing sewage treatment;Glass industry as a filler, make glass white, hard, improve the mechanical strength and light yield;Barium iron magnetic steel can be prepared with iron oxide red in magnetic material industry.The ceramic industry is used to increase the whiteness of porcelain in the production of high-frequency porcelain.Pigment industry used to increase the whiteness and luster of enamel zinc white powder;The solid carburizing agent used for metal heat treatment and quenching in mechanical industry can change the structure of carbon steel and increase the hardness of steel surface.
Nature: drugs.Almost insoluble in water;Insoluble in ethanol.Soluble in acid and ammonium chloride solution;Acid decomposition;It is decomposed into barium oxide and carbon dioxide at high temperature.
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