China Sodium Metabisulphite 96.5% Manufacturers Suppliers Factory - Calcium Chloride 94% for Sale-Qingdao Cheung Chemistry Co. Ltd

Name: Sodium Metabisulfite
Alias: Sodium pyrosulfite
CAS No.: 7681-57-4
Molecular weight: 190.10
Appearance: Sodium metabisulfite 96.5% is white or yellowish crystal powder.

Specification

Item	Item
Item	Superior quality	First class
Main content(Na₂S₂O₅),% ≥	96.5	95%
Iron(Fe),%≤	0.005	0.01
Water-insoluble,%≤	0.05	0.05
Arsenic(As),%≤	0.0001	---

Usage

Printing and dyeing mordant; antichlor in after fabric bleaching; chemical and medicine reducer and sulfonating agent; bleaching agent of bamboo, wood and paper fiber; nonferrous metal dressing agent; waste water finishing agent; rubber coagulator; alkyl spice aldehyde in spice industry; depilating agent, softening agent and anti-wear agent in leather industry; reducer of developer and protective agent of fixative in sensitization industry.

Packing

25, 50, 1000kg/bag or customized in polypropylene woven bag lined with polyethylene plastic bag or plastic and paper compound bag, kraft bag, etc.