Model: | 97 |
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Brand: | weichuang |
Origin: | Made In China |
Category: | Chemicals / Inorganic Chemical Materials / Inorganic Acid |
Label: | Na2SO3 , sodium sulphite , sodium sulphite |
Price: |
US $250
/ ton
|
Min. Order: | 10 ton |
Shelf Life: one year
Application:bleaching agent for paper pulps ;waste water treatment;reducing and sulphonating agent for chemical synthesis ;bleaching agent for textiles;colors stripper and deoxidization ;floating agent for mining industry; auxiliary chemical in tanning process .
Storage & handling:Store the product in a cool and dry place;avoid contact sunshine ,water and moisture; avoid contact with strong acid,oxidants or poisonous substances。 Exposure to moisture will make it oxidze easily to sodium sulphate . Not store it for a long time .
Product Specification:
ITEM |
FOOD GRADE |
TECH GRADE |
TECH GRADE |
Na2SO3 |
> 97% |
> 96% |
> 93% |
FREE ALKALI |
< 0.1% |
< 0.4% |
< 0.4% |
IRON |
< 0.003% |
< 0.002% |
< 0.002% |
WATER INSOLUBLW MATTER |
< 0.02% |
< 0.05% |
< 0.05% |
SODIUM SULFATE(Na2SO4) |
< 2.5% |
………….. |
…………. |
NaCl |
< 0.1% |
…………… |
………….. |
Payment Terms: | T/T OR L/C |
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changsha weichuang chemical co.,ltd | |
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Country/Region: | Hu Nan - China |
Business Nature: | Manufacturer |
Phone: | 84765733 |
Contact: | lilian (salesman) |
Last Online: | 24 Mar, 2022 |