Uses:
1> Used as a dechlorinating agent after fiber bleaching in the textile printing and dyeing industry, as a coloring resist for reactive dyes, etc.;
2> Used in large quantities in the pesticide industry to manufacture dimethoate and pesticide nitrogen-containing wastewater treatment agents;
3> Used as a leather tanning agent in the leather industry;
4> Can also be used in photographic fixers, electroplating, and mineral processing industries.
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