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Sodium bisulfite

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  Post Date: Mar 28,2024
  Expiry Date: Sep 24,2024
  Detailed Description: Cas No. :7631-90-5 Specs:≥99%

Molecular Formula:NaHSO3
Molecular Weight:104.06
Appearance: White crystal grain

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; have strong reducing property; can be oxidized in the air or loose sulfur dioxide.

Technical Indicator

Chinese standard
HG/T3814-2006

Company standard

Main content (as SO2) ≥ %

64.0~67.0

64.0~67.0

Water-Insoluble ≤ %

0.03

≤0.01

Chloride(Cl) ≤ %

0.05

≤0.03

Iron(Fe) ≤ %

0.004

≤0.001

Heavy metal(Pb)≤%

0.001

≤0.0001

Arsenic(As) ≤ %

0.0002

≤0.0001

Packing: polypropylene weaving bag lined with polyethylene plastic bag, paper plastic compound bag, etc.
Net wt.: 25/50/1000kg/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: 7631-90-5 Sodium bisulfite
  Hazard Symbols:  Xn:Harmful;
  Risk Codes: R22:;
R31:;
  Safety Description: S25:;
S46:;

  Company: Shandong Kailong Chemical Technology Development Co., Ltd.     [ China ]          
  Contact: Mr.Jia
  Tel: 0086-536-5317817,5302819
  Fax: 0086-536-5339779
  Email: info@klong.cn
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