barium carbonate

CAS No.: 513-77-9
Molecular Weight: 197.34
Molecular Formula: BaCO3

Appearance: white powder or granular

Uses: Mainly used in magnet material, electronic pottery, purified water, paint, pigment, coating, construction material, the steel carbonizes, making other barium salts and reagent

Specifications:

Item	Special grade	1st grade	2nd grade
Main content(on BaCO3 basis)	99.2%	99%	98.5%	min
Moisture	0.3%	0.3%	0.3%	max
Total sulphur(on SO4 basis)	0.25%	0.35%	0.45%	max
HCI insoluble matters	0.15%	0.25%	0.50%	max
Iron (on Fe basis)	0.004%	0.004%	0.008%	max
Chloride(on CL basis)	0.01%	---	---	max
Fineness
residue on 125um sieves	0.20%	0.30%	0.50%	max

Package: 25kg or 50kg plastic woven bags lined with plastic bags.

H.S.NO.: 28366000

U.N. NO.: 1564

IMDGCODE CLASS: 6.1