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China-cas no.: 7681-57-4

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  Post Date: Oct 15,2019
  Expiry Date: Apr 12,2020
  Detailed Description: Cas No. :7681-57-4 Quantity: 1000Metric Tons
Specs:96.5%;95.0%
Payment Method: TT/LC
Product name: sodium metabisulfite
EINECS No.: 231-673-0
Molecular formula: Na2S2O5
Molecular weight: 190.10
Appearance: white or slight yellow crystalline powder
Quality standard: HG/T 2826-2008

Uses:
Printing and dyeing mordant;
dechlorination agent of fabric after bleaching;
Chemical, pharmaceutical reductant and sulfonating agent;
bleaching agent of Bamboo, wood, paper fiber;
dressing agent of Non-ferrous metal;
Wastewater treatment;
Rubber curing agent
Packing: PE bag lined PP woven bag.
Net wt: 25, 50, 1000kg/bag.

  CAS Registry Number:

7681-57-4

  Synonyms: ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;
  Molecular Formula: Na2S2O5
  Molecular Weight: 190.1065
  Molecular Structure: 7681-57-4 Sodium metabisulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R31:;
R41:;
  Safety Description: S26:;
S39:;
S46:;

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