SSA20 sodium sulfate,anhydrous Na2SO4 99% CAS NO 7756-82-8

sodium sulfate,anhydrous Na2SO4 99% white crystalline powder FOB WUHAN : 90USD PER TON

sodium sulfate,anhydrous   Na2SO4  99%white crystalline powderFOB WUHAN : 90USD PER TON

Sodium sulfite
Molecular formula :	Na2So4
Molecular weight :	142.04
Appearance :	white crystalline powder
CAS NO:	7756-82-8
EINECS NO:	231-820-9
purity:	99%
stability:	Stable, but air sensitive. Incompatible with strong acids, strong oxidizing agents, water, moisture.
melting point:	884 °C
Quality standard :	GB/T6009-2003
Item	Company standard	2003 Product Quality
Sodium sulfate(%)	≥99.0	99.18
Water-incompatible solution(%)	≤0.05	0.03
Calcium,magnesium(count Mg)(%)	≤0.15	0.03
Chloride(count CL)(%)	≤0.35	0.25
Iron(%)	≤0.002	0.0004
Moisture content(%)	≤0.20	0.03
Whiteness	≥80.0	88
Usage: It serves as the filled material in composing the cleaner. In paper making industry, it serves as atmometer when it used to make sulfate paper pulp. In glasses industry, it usually replaces for pure alkali. In chemical industry, it used to make sodium sulfate, sodium silicate and other chemical raw material. In weaving industry, it used to prepare concreting of Wei Ni Lun Silk. In medicine industry, it serves as delayed evacuant. It also used in metallurgy and leather industry.
Packing :25kg, 50kg, 1000kg/plastic  woven bag.  External packing is PP woven bag, Internal packing is PE bag, the thickness ≥0.05mm. There are "food additives Sodium metabisulfite" printed on the external packing, with the sign of "Avoid moisture and hea
Storage & defence: Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid rain

SSA20 sodium sulfate,anhydrous Na2SO4 99% CAS NO 7756-82-8