Sodium Sulphite anhydrous Na2SO3
Quantity : one contai Price : FOB: $385/TON
Sodium Sulfite 90% 93% 96% 97%
Food Grade & Industrial Grade
is a soluble sodium salt of sulfurous acid (sulfite) with the chemical formula Na2SO3.It is a white crystal powder or granule that tastes salty with sulphur odor,
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CAS RN.: |
7757-83-7 |
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EINECS: |
231-821-4 |
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H.S.CODE: |
2832.1000.00 |
1. Chemical Analysis
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Component |
Range |
Typical |
|
Na2SO3 % |
≥ 97.0 % |
97.37% |
|
Fe % |
≤ 0.003% |
0.003% |
|
Water insoluble matter |
≤ 0.02% |
0.02% |
|
Na2CO3 |
≤ 0.10% |
0.10% |
|
Na2SO4 |
≤ 2.5% |
2.5% |
2. Application
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Pulp and paper industry |
Lignin removal agent |
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Water treatment |
Oxygen scavenger agent. |
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Photographic industry |
To protect developer solutions from oxidation and (as hypo clear solution) to wash fixer (sodium thiosulfate) from film and photo-paper emulsions. |
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Textile industry |
Bleaching, desulfurizing and dechlorinating agent |
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Chemical manufacturing |
Sulfonation and sulfomethylation agent. It is used in the production of sodium thiosulfate. |
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Leather trade |
The sulfitization of tanning extracts |
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Other applications |
l froth flotation of ores l oil recovery l food preservatives l making dyes l It is used in the purification of TNT for military use. |
3. Transportation Information:
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999079 VehiclesReport abuse
Sunday, November 11, 2012
Quantity : 1 - Price : 1.00$
Characteristic: (1) Modular design allows for easy upgrade to diff ls, unnecessary prime cost be reduced. (2) European standard switches inside, high sensit long life with gold-plated connectors. (3) Anti-water/shock/dust PA case, suitable for th tional standard EMS button on the top...
3-Elite
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999079 VehiclesReport abuse
Sunday, November 11, 2012
Quantity : 1 - Price : 1.00$
Characteristic: (1) Modular design allows for easy upgrade to diff ls, unnecessary prime cost be reduced. (2) European standard switches inside, high sensit long life with gold-plated connectors. (3) Anti-water/shock/dust PA case, suitable for th tional standard EMS button on the top...
3-Elite
- 999079 - Taipei
- 886 2 22787701
233010 Cosmetics and beautyReport abuse
Tuesday, November 25, 2025
Quantity : 500 - Price : USD0.5/pc
100 years American Technology China Excellent Manufacturing Partner of Fortune top 500 A Leading Brand in Hose Clamp Industry Germany Type Hose clamp KEBG12X032 1)bandwidth:12mm 2)Thickness: 0.6mm 3)Material: W4 Stainless Steel 304ss 4)Diameter range: 20-32mm 5)These clamps...
King Seal Fastener Technology(Anhui) Co., Ltd.
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- 86 552 4193229
