Sodium metabisulfite 1.Grade: industrial grade 2.Purity(Na2S2O5): 96%min 3.Monthly output: about 3000MT 4.CAS No.:7681-57-4
sodium metabisulfite
(1)Molecular formula: Na2S2O5
(2)CAS No.: 7681-57-4
(3) Physical appearance: white or slightly yellowish crystalline powder
(4)Specification:Main Content: 96%min, Water Insoluble: 0.05%max, Iron: 50ppm max, Pb: 10ppm max,
As: 2ppm max ,pH: 4.0-4.6
(5)Bag marks:Sodium metabisulphite, N.W.: 25kgs, G.W. 25.1kgs, Made in China.
(6)Main use: For tech use
a):Bleaching agent for textile fibres, paper pulps
b):Colors stripper and dechlorination
c):Preparation of Indigo Vat Dye
d):solubilizing and acidyfing agent for leather industries
e):wastewater treatment
(7)Packing:25kgs net PP woven bag with PE liner (if need, we could arrange the pallet.)
(8)Our main product,annual output over 30,000MT
(9)Contact:
Company: Tangshan Sanjiang Chemical Co.,Ltd
Add: Nanpu Economica Development Zone, Tangshan, China
Website: www.tssjhg.com.cn
Tel/fax:0086-315-2239987
sodium metabisulfite
