Tianjin Flourish Chemical Co., Ltd.
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  • Contact Person : Ms. Yuan Catherine
  • Company Name : Tianjin Flourish Chemical Co., Ltd.
  • Tel : 86-22-58058718
  • Fax : 86-22-26200520
  • Address : Tianjin,Tianjin,No.189 Xinda Road,Heibei Distric,Tianjin P.R.China
  • Country/Region : China
  • Zip : 300140

Sodium sulfite anhydrous technical grade

Sodium sulfite anhydrous technical grade
Product Detailed
Related Categories:Sulphate
sodium sulfite molecular formula: Na2SO3 CAS: 7757-83-7 Appearance:Colorless crystal or powder

sodium sulfite

Properties:

Clarify degrees test colorless, single inclined crystals or powder. For the eyes, skin and mucous membrane is irritant, can pollute the water. By the high produce poisonous sulfide decomposition smoke.

Use:

Industrial mainly used in making sulfite cellulose esters, glucosinolate and sodium, organic chemicals, bleached fabrics etc, also used as reductant, preservative, to chlorine agent.

Details:

Test item

Specification

Reagent grade

Pharmaceutical grade

Appearance

Conform

Conform

Assay /%

≥97.0

≥95.0

Clarify degrees test

Conform

Conform

Water insoluble /%

≤0.005

≤0.01

Acidic sulphite (NaHSO3)

Conform

Conform

Free alkali (Na2CO3)/%

≤0.1

≤0.3

Chloride (Cl)/%

≤0.005

≤0.02

Glucosinolate and sulphate (S2O3)/%

≤0.01

≤0.02

Arsenic  (As) /%

≤0.0001

≤0.0005

Ferric (Fe)/%

≤0.0005

≤0.002

Heavy metal (Pb)/%

≤0.001

≤0.002

We supply reagent grade food grade industrial grade. If you are interested in our products please contact me.

 

Sodium sulfite anhydrous technical grade



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