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Sodium bisulfite

Inquiry
  Post Date: Jul 21,2014
  Expiry Date: Jan 17,2015
  Detailed Description: Cas No. :7631-90-5
Product Name Sodium hydrogen sulfite
Molecular Formula NaHSO3
Molecular Weight 104.7
Properties white crstalline powder with sulfur dioxide odor; will lose part of its sulfur dioxide when exposed to open air.
Use It is used as reducing agent and antiseptic for petroleum chemicals, pharmacy, dyeing industries
Standard HG3-1291-80

Technical specifications

 
Technical grade 1
Refined
CP
AP
SO2
58.5-65%
58.5-65%
58.5-65%
58.5-65%
Clarity test
Qualified
Qualified
Qualified
Qualified
Insol. in water
≤0.05%
≤0.05%
≤0.01%
≤0.05%
Arsenic (As)
 
≤0.0002%
≤0.0002%
≤0.0001%
Heavy metal (Pb)
 
≤0.002%
≤0.002%
≤0.001%
Fe
≤0.05%
≤0.05%
≤0.002%
≤0.001%
Oxides
≤0.02%
≤0.02%
≤0.02%
≤0.01%
PH
4.4-4.8
4.4-4.8
4.4-4.8
4.4-4.8
Sodium bisulfite
99%
99.5%
99.5%
99.8%

  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: Xinxiang City Jieshen purification Co.,Ltd.     [ China ]        
  Contact: steven
  Tel: 0373-5858028/5682599
  Fax: 0373-5682678
  Email: info@jieshenchem.com
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