Sodium bisulfite

• Post Date:

  Apr 16,2025

• Expiry Date:

  Oct 13,2025

• Detailed Description:

  Cas No. :7631-90-5 Specs:≥99%
  

  Sodium bisulfite(Sodium hydrogen sulfite)

  Molecular Formula: NaHSO3 Molecular Weight: 104.06 ? Properties: 　　 White monoclinic crystalline powder with sulfur dioxide odor; relative density: 1.49; very easily soluble in water; can be decomposed when heated; slightly soluble in ethanol; aqueous solution is acidic; has strong reducing property; can be oxidized in the air or loose sulfur dioxide. ? Quality Standard: HG/T3492-80 Technical Indicator High-purity grade Acrylic grade Food grade Refined grade Industrial grade 1 NaHSO3 ≥ % 99.5 99 99 99 98 Insol. in water ≤ % 0.003 0.005 0.03 0.04 0.05 Chloride(Cl) ≤ % 0.003 0.004 _ _ _ Iron(Fe) ≤ % 0.001 0.002 0.005 _ _ Heavy metal(Pb)≤% 0.001 0.001 0.001 _ _ Arsenic(As) ≤ % 0.0001 0.0001 0.0001 _ _ Clarity test Qualified Qualified Qualified Qualified Qualified ? Use: It is used in the bleaching of cotton textiles; as reducing agent in dyes, paper-making, leather, chemical synthesis; in the manufacture of pharmaceutical intermediates, developer, food bleacher, antiseptic and anti-oxidants. ? Packing: In PP woven bag lined with PE bag; paper-plastic composite bag, and kraft paper bag etc. ? Net wt.: 25/50/1000 kgs/bag or upon clients' request.

• CAS Registry Number:

  7631-90-5

• Synonyms:

  ;Sodium hydrogen sulfite;Sodium Bisulphite;sodium hydrogen sulfate;

• Molecular Formula:

  NaHSO₃

• Molecular Weight:

  104.061

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R22:;
  R31:;
  

• Safety Description:

  S25:;
  S46:;
  

• Company:

  WeiFang Kailong Chemical Industry Co.,Ltd.     [ China ]          

• Contact:

  Mr.Tian

• Tel:

  0086-536-5317817/9

• Fax:

  0086-536-5339779

• Email:

  info@klong.cn