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Sodium sulfite

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  Post Date: May 04,2017
  Expiry Date: Oct 31,2017
  Detailed Description: Cas No. :7757-83-7

Product Name: Sodium sulfite anhydrous

Category: Inorganic chemical/inorganic salt

CAS NO: 7577-83-7

Molecular Formula: Na2S2O3

H.S code: 283210 0000

Specifications:

Item
Best Quality First grade quality Qualifier
Sodium sulfite (dry basis)% ≥ 97.0 ≥ 96.0 ≥ 93.0
Fe% ≤ 0.003 ≤ 0.005 ≤ 0.02
nsol. in water% ≤ 0.02 ≤ 0.03 ≤ 0.05
Free alkali (Na2SO3) Assay % ≤ 0.10 ≤ 0.40 ≤ 0.80
Sulphate (Na2SO4) Assay % ≤2.5
Chlorides (NaCl) Assay % ≤2.1

Molecular Weight: 126.04

Packing: 25kg plastic woven bag, 50kg/500kg/1000/1250kg pp woven bags / According to the customer's requests

Appearance: white or yellowish crystal.

Use: Used as deoxidant and bleaching agent for printing & dyeing industry; also used for paper making,
electronic and water treatment industries.


  CAS Registry Number:

7757-83-7

  Synonyms: ;Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);
  Molecular Formula: Na2SO3
  Molecular Weight: 126.04
  Molecular Structure: 7757-83-7 Sodium sulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R36/37/38:;
  Safety Description: S24/25:;

  Company: Weifang Jada Chemical Technology Co.,ltd     [ China ]        
  Contact: Wang Manager
  Tel: 86-536-8260785/8261785/8220577
  Fax: 86-536-8213288
  Email: sales@jadachem.com
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