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Sodium Metabisulfite

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  Post Date: Oct 31,2025
  Expiry Date: Apr 29,2026
  Detailed Description: Cas No. :7681-57-4 Payment Method: TT or L/C
Item Food Grade Tech Grade

Content 98.0% Min 98.0% Min

SO2 65.0% Min 65.0% Min

Na2S2O4 2.0% Max 2.0% Max

Insolubles In Water 0.05% Max 0.05% Max

Particle Size 85% (Mesh 200) 85% (Mesh 200)

pH 4.5 -5.5 4 -4.6

Fe 5ppm max 5ppm max

Heavy Metal 10 ppm max

As 1 ppm max

Appearance: White or light yellow crystal powde
Application: Food bleach agent, paper ,textile
Packing: 25kg/PP Bag, 24MT/20'FCL

  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;Sodium Metabisulfite (Food Grade);
  Molecular Formula: Na2S2O5
  Molecular Weight: 190.1065
  Molecular Structure:
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: :;
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  Safety Description: :;
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  Company: ShanXi XinGuangYuan Chemical Co.Ltd     [ China ]          
  Contact: Mr yao
  Tel: +86-351-5245818
  Fax: +86-351-4117967
  Email: qihongyan09@hotmail.com
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