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| Product Name: |
sodium sulfite
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| Supply Ability: |
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| Related proudcts |
sodium sulfite, |
| Specifications |
97%MIN |
| Price Term: |
FOB,CNF,CIF |
| Port of loading: |
qingdao |
| Minimum Order |
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| Unit Price: |
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Introduction
:Molecular formula : Na2SO3
Molecular weight : 126.04
CAS NO.: 7681-57-4
Standard: HG/T2967-2000
Appearance : white crystalline powder
Main content :97%,96%,93%
Properties:
Usage:
1.for the repparation of a trace analysis of tellurium and ***ermination of niobium and developering, also used as a reducing agent
2.for synthetic fiber fabric bleaching agent, stabilizer, photographic developer, dye bleaching deoxidizer, perfume and dye reduction agent, lignin removal agent
3. Used as ordinary analytical reagent and photosensitive resistance materials
4. Reductive bleaching agent, the food has strong inhibitory effects on plant food bleaching effect and the oxidase.
5.For a variety of cotton fabric scouring of cotton fiber, can prevent local oxidation and influence of fiber strength, and improve the whiteness of boiling
Standard
Commodity Anhydrous Sodium Sulfite MF Na2SO3
CAS NO. 7757-83-7 Inspection date
ITEM AND RESULT
ITEMS STANDARD RESULTS
Na2So3 % ¡Ý97.00% 97.09%
FE% ¡Ü0.003% 0.0025%
Insoluble solid in water% ¡Ü0.02% 0.01%
Na2Co3% ¡Ü0.1% 0.10%
Na2So4% ¡Ü2.5% 2.5%
NaCl% ¡Ü0.1% 0.1%
Appearance White crystals or crystalline powder QUALIFIED
Package: Double-layer plastic woven bag. Net weight per bag: 25Kg or 50Kg.
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| Company: |
ZAOZHUANG WORLD CHEMICAL CO.,LTD
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| Contact: |
Mr. calcium chloride worldchemi |
| Address: |
No.63,Hongxue Road |
| Postcode: |
277300 |
| Tel: |
86 632 5182727 |
| Fax: |
86 632 5288528 |
| E-mail: |
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