Sodium Sulphate 98%min is our strong item ,and have passed through ISO 9001:2008 Quality Management System Certification .

Molecular Formula: BaSO4

Molecular Weight: 233.40CAS

CAS No.: 7727-43-7

Property: Non qualitative white powder. Non toxic, not soluble in water, soluble in smoking Sulphuric Acid, slightly soluble in boiling Hydrochloric Acid. Chemical property is stable, itll reduce to Barium Sulfide when heat with carbon. It wont change color when meeting with hydrogen sulfide or toxic gas in the air.

Specification:

Barium Sulphate (as drying base)

98% Min

PH Value (100g/suspending matter)

6.58

Water-soluble

0.2% Max

Iron(Fe)

0.004% Max

Sulphite

0.003% Max

45um sieve residue

0.1% Max

Oil absorption (g/100g)

15-25%

Whiteness

94% Min

0.6% Max

Moisture

0.2% Max

Packing: In 25kg plastic woven bag net each, lined with PE bag.

Usage: It can be used as filler for paint, printing ink, rubber, plastic, insulating tape, surface paint agent for photo paper and copper plate. Sizing agent for textile. It also can be used in pigment, porcelain, storage battery, porcelain enamel, glass and flavor etc.