| ≥1 piece |
Sodium Metabisulfite
Grade: Technical grade; Food grade
Property: White or yellowish crystalline powder
Molecular formula: Na2S2O5
HS CODE: 28321000
CAS-No. 7681-57-4
Packing: 25kg/50kg net in plastic woven bags lined with plastic bags or according to customers' demand, 25 mts in the 20'FCL
Use:
1. Printing and dyeing mordant; Antichlor in after fabric bleaching;
2. Chemical and medicine reducer and sulfonating agent;
3. Bleaching agent of bamboo, wood and paper fiber;
4. Nonferrous metal Dressing agent; Waste water finishing agent;
5. Rubber coagulator; Alkyl Spice aldehyde in spice industry;
6. Depilating agent, softening agent and anti-wear agent in leather industry;
7. Reducer of developer and protective agent of fixative in sensitization industry.
| Sodium metabisulfite For Industrial grade (HG/T2826-2008) | |||
| item | Superior quality | First class | company standard |
| Main content(Na 2 S 2 O 5 ),% ≥ | 96.5 | 95% | 97 |
| Iron(Fe), % ≤ | 0.005 | 0.01 | 0.002 |
| Water-insoluble, %≤ | 0.05 | 0.05 | 0.02 |
| Arsenic(As), %≤ | 0.0001 | --- | 0.0001 |