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Sodium metabisulfite

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  Post Date: Oct 13,2017
  Expiry Date: Apr 11,2018
  Detailed Description: Cas No. :7681-57-4

Molecular Formula:Na2S2O5
Appearance: white crystal powder.
Package:: 25kg/50kg/1000kg bag

Item Chinese standard
GB1893-2008		 CompanySpecification
Main content(Na2S2O5) ≥96.5 ≥97.5
Fe(As content Fe) ≤0.003 ≤0.0015
Clarity Passtest Clear
Heavy metal content (Pb) ≤0.0005 ≤0.0002
Arsenic content (As) ≤0.0001 ≤0.0001

  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: 7681-57-4 Sodium metabisulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R31:;
R41:;
  Safety Description: S26:;
S39:;
S46:;

  Company: Shandong SunWon Chem Co.,Ltd.     [ China ]        
  Contact: Mandy Li
  Tel: +86-531-88697518 18560232918
  Fax: +86-531-88698518
  Email: info@sunwonchem.com
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