Guangzhou Renown Chemical Co.,Ltd

Sodium metabisulfite

• Category :

  Food and Feed additives/General reagents

• Synonyms :

  Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade);

• CAS NO :

  7681-57-4

• EC NO :

  231-673-0

• Molecular Formula :

  Na₂S₂O₅

• Molecular Weight :

  190.1065

• Main Specifications :

  98%min 96% reagent grade

• InChI :

  InChI=1/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2

• Packing :

  25kg/bag; bag of woven lined with double-layer PE film

• Product description :

  Other Names︰	Sodium pyrosulfite; disodium disulphite; Sodium metabisulphite; Sodium disulphite; Sodium pyrosulphite; SODIUM DISULFITE; disodium oxidosulfanesulfonate oxide; Sodium Metabi
  EINECS NO︰	231-673-0
  Molecular Formula︰	Na2S2O5
  Molecular Weight︰	190.1065
  Appearance︰	white or light-yellow crystalline powder
  Specification︰	Melting Point: 150℃ Solubility: easily soluble in water, 540 g/L (20℃) Relative Density: 1.4 Purity: 97.0%min, 96%min
  Delivery︰	within 15 days after payment
  Payment Terms︰	TT / LC

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  RENOWN - The Chemical Company
  http://www.renownchemical.com
  Guangzhou Renown Chemical Co.,Ltd.
  E-mail: info@renownchemical.com

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• Uses :

  1. It is used as an oxygen scavenger to eliminate the dissolved oxygen in waste water and in pipes. 2. Used in bleaching mechanical paper pulp, cotton, wool and kaolin clay.3. Used as a preservative (antioxidant), a hair waving agent, and Ensiling agent

• Molecular Structure :