Product Name: Sodium Sulphate Anhydrous
Molecular formula: Na2SO4
Molecular weight: 142.04
Specification : Sodium sulphate（Na2So4） 99.0%min
Calcium magnesium (count Mg) 0.15%max.
Chloride（count Cl） 0.35%max.
Whiteness 82 %min.
PH VALUE 6-8， 9-11
Packing : 25KG, 50KG,1000KG PP/PE bag without pallet.
Physical character: Achromatic colour, hygroscopic property white pellet crystal or powder. Easy to dissolve in water , dissolve in glycerin , not dissolve in alcohol , aqueous liquor is neuter. Higher purity , granule exiguous thing is called sodium sulphate. Sodium sulfate may form seven water thing or ten water thing , seven water thing (Na2SO4.7H2O) is white askew square crystal. When heat to 24.4 centigrade become anhydrous thing. Sodium sulfate and carbon are deoxidized become sodium sulfide during the pyroreaction.
Useage: Be used as fill agent at sapide. The chemical product manufacture such as be used for the sodium sulfide , sodium silicate , be used to make sulfate paper pulp at paper making industry, instead of soda ash at glass industry, be used as fill agent at fuel industry. At dye printing industry be used for assistant dye agent, at medicine industry be used for catabatic lax reagent and barium salt toxicosis antidote etc. Besides, also be used at produce synthetic fibre, process hides , coloured metallurgy , enamel , soap etc.
Store up and transportation: Should store at the ventilated , dry storehouse. In summer or high temperature easy to unfreeze and coagulate become big block, should protection against the tide , guard against rain. Pay attention to keep the packing entireness, avoidance get in touch with food , coal, cement etc.. When catch fire, use water and any fire extinguisher to save.
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