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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 food grade

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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
Test item	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 food grade

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