详情
Specification: Na2SO3 ****6%
Production Capacity:**0mt/month
Packing: *5kg p.p. woven bag
Application: Sodium sulfite is used in many industries as
follows:
1. Be
used in Pulp and paper industry.
2. Be
used in water treatment as an oxygen scavenger agent.
3. Be
used in the photographic industry to protect developer solutions
from oxidation and (as hypo clear solution) to wash fixer
(sodium
thiosulfate) from film and photo-paper
emulsions.
4. Be
used in the textile industry as a bleaching, desulfurizing and
dechlorinating agent and in the leather trade for the sulfitization
of tanning extracts.
5. Be
used in the purification of TNT
for military use.
6. Be
used in chemical manufacturing as a sulfonation and
sulfomethylation agent.
7. Be
used in the production of sodium
thiosulfate.
8. Be
used in other applications, including froth
flotation of ores, oil
recovery and making dyes.
