Sodium Sulfite

• Post Date:

  Aug 02,2013

• Expiry Date:

  Jan 29,2014

• Detailed Description:

  Cas No. :7757-83-7 Quantity: 20000Metric Tons
  Specs:Sodium Sulfite Anhydrous
  Payment Method: T/T,L/C,D/P
  usage: Paper, chemical mechanical pulp, water treatment, dyes intermediates, fabric bleach, photographic imaging, artificial silk, leather, corrosion, stone carving, pharmaceutical synthesis, latex processing, mirror silvering, thiosulfate preparation and analysis of chemical reagents and so on.
  
  Na2So3 % ≥ 97.00% 97.09%
  FE% ≤ 0.003% 0.0025%
  Insoluble solid in water% ≤ 0.02% 0.01%
  Na2Co3% ≤ 0.1% 0.10%
  Na2So4% ≤ 2.5% 2.5%
  NaCl% ≤ 0.1% 0.1%
  Appearance White crystals or crystalline powder QUALIFIED

• 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:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R22:;
  R36/37/38:;
  

• Safety Description:

  S24/25:;
  

• Company:

  Nanjing Yilong Science And Technology CO.,LTD     [ China ]        

• Contact:

  Janise Zhang

• Tel:

  +86-13952080821

• Fax:

• Email:

  zhangchi025@gmail.com