sodium metabisulfite

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