Report:

Item GB6009-2003

I type First grade Result of common product Result of neutral product

Result of low chlorine product

Na2SO4 min 99.0 99.20 99.30 99.65

Water insoluble matter % max 0.05 0.02 0.03 0.01

Ca & Mg %(Mg) max 0.15 0.02 0.02 0.02

Chloride %(Cl) max 0.35 0.19 0.20 0.04

(Fe) max 0.002 0.001 0.001 0.001

Moisture % max 0.20 0.02 0.02 0.02

Whiteness % min 80 88 85 83

PH NA NA (1% solution )7.5 (5% solution )7.2

Sodium sulphate anhydrous

Molecular formula: Na2SO4

Molecular weight: 142.04

Property: white granular crystal or powder , Na2SO4.7H2O) is white rhombic crystal .

Uses: used as filler of detergent, the making of sodium sulphide, water glass, or used in papermaking, glass, dye and used as filler, dyeing auxiliary, laxative, antidote, talso can be used in fiber, lether, metallurgy, enamel and soap.

Packing: 25kg or 50kgplastic woven bag, lined with plastic bag.