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Post
Date:
Jun 16, 2008
Expiry
Date:
Jun 16, 2010
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SODIUM SULPHITE
FORMULA: Na2SO3
M. W.: 126.04
CAS NO.: 7757-83-7
DESCRIPTION: WHITE CRYSTALLINE POWDER.
SPECIFICATIONS:
ITEM SUPER FIRST QUALIFIED
PURITY (Na2CO3) 97.0%MIN. 96% MIN. 93.0%MIN.
Fe 0.003%MAX. 0.005%MAX. 0.01%MAX.
WATER INSOLUBLES 0.02%MAX. 0.03% MAX. 0.05%MAX.
FREE ALKAL 0.10%MAX. 0.40% MAX. 0.60%MAX.
Na2SO4 2.5%MAX.
NaCL 0.10%MAX.
USES: IT IS USED AS A DESOXYDATING OR BLEACHING AGENT FOR PRINTING AND DYEING INDUSTRY, AS A DEVELOPER FOR PHOTOGRAPHIC INDUSTRY. AS A LIGNIN-REMOVING AGENT FOR PAPER INDUSTRY, AS A STABILIZER FOR SYNTHETICFIBER FOR TEXTILE INDUSTRY, AS A REDUCING AGENT FOR CHEMICAL INDUSTRY, OR FOR ELECTROPLATING INDUSTRY ETC.
PACKING: PACKED IN 25KG NET PLASTIC WOVEN BAG. |
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