Barium Sulphate (BaSO4 (7727-43-7))

Product Description

Barium Sulphate (Natural, Precipitated)
CAS No.: 7727-43-7
Molecular Formular: BaSO4, Molecular Weight: 233.39
Property: Orthorhombic colorless crystals or a white amorphous powder. Almost insoluble in water, ethanol and acid, dissolve in hot concentrated sulfuric acid.
Usage: Mainly used in the paint, ink, poster paint, cosmetics, polymer resin as fillers and chloroethane weight agent. Not only as filler in rubber products, but also as a reinforcing agent. Clarifying agent in glass making, erection defoaming effect and increase gloss. Inorganic industry for the manufacture of other barium salts such as barium hydroxide, barium carbonate, barium chloride and other raw materials. Industrial production of wood grain printing plate for printing paint primer and modulation. Organic synthesis as the production of green pigment and color lakes, physical packing.
Packing: 25kg or 1000kg packed in plastic woven bag with lining.

1. PRECIPITATED GRADE
BARIUM SULPHATE PRECIPITATED (SUPERFINE GRADE)
THE INSPECTION IS BASED ON GB/T2899-2008
Items Standard
BaSO4(as per dry) 98% min
Water Soluble 0.30% max
Moisture 0.30% max
Fineness(Residue on sieve of 325um) 0.20% max
Oil absorption 10%-30%
Volatility at 105 centigrade degree, %≤ 0.30% max
Iron(Fe) 0.004% max
pH value (100g/L suspension) 6.5-9.0
Whiteness 94.0% min
Particle Size distribution ≤ 10um 80% min
≤ 5um 60% min
≤ 2um 25 % min

2. BARITE POWDER
THE INSPECTION IS BASED ON GB/T2899-82
Items Standard
BaSO4 98% min
Volatility at 105 centigrade degree, %≤ 0.30% max
Water Soluble 0.03% max
Iron(Fe) 0.003% max
Fineness (Residue on sieve of 45um, ) 0.30% max
Oil absorption 10%-18%
Moisture 0.15% max
pH value (100g/L suspension) 6.0-7.0
Whiteness we could do as customer required (100 mesh _ 5000 mesh)


HS Code:	28332700
Trademark:	HOTIANCHEM.
Model NO.:	BaSO4 (7727-43-7)
Productivity:	1000mt/Month
Shipment Terms:	CIF
Payment Terms:	L/C,T/T,D/P
Minimum Order:	20 Tons
Price Valid Time:	From Mar 31,2012 To Mar 31,2013
Origin:	China
Packing:	25kg/bag, 1000kg/bag
Grade Standard:	Industrial Grade
Quality:	Industrial Grade
Process:	Unrefined Salt
Appearance:	Granule
Classification:	Bicarbonate
Export Markets:	North America, South America, Southeast Asia, Mid East
Company:	Wuhan Hotian Chemicals Ltd.