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| Your position>>Home>>Products>>Sodium Bisulfite |
 Sodium Bisulfite:
Alias:Sodium hydrogen sulfite
English name:Sodium Bisulfite
Molecular formula:NaHSO3
Molecular weight:104.06
Properties:It is white oblique crystal powder with the odor of sulfur dioxide. Density: 1.49; Dissolving in water, slight dissolving in alcohol; It decomposes in heating and has well reducibility; It is easy to be oxidized in the air or lose sulfur dioxide. It always contains sodium metabisulfite of various scales.
Quality standard: HG/T 3814-2006
Item |
Index |
Main content(SO2) % |
64.0-67.0 |
Water-insoluble ≤ % |
0.03 |
Chloride(Cl) ≤ % |
0.05 |
Iron(Fe) ≤ % |
0.004 |
Heavy metal(Pb) ≤ % |
0.001 |
Arsenic(As) ≤ % |
0.0002 |
PH value(50g/L solution) |
4.0-5.0 |
Use:It is used in the bleaching of cotton fabric, and used for reducer in the industries, such as dyeing, paper-making, tanning, chemical synthesis, etc. It also can be used for medicine intermediate, photographic developer, food bleacher, preservative, antioxidant, etc.
Packing:25, 50, 1000kg/bag or customized in polypropylene woven bag lined with polyethylene plastic bag or plastic and paper compound bag, kraft bag, etc. |
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