https://www.linkedin.com/posts/fish-yu-41943118b_na2s-activity-6613304917547413504-hcQ_
Application:
1) as reducing agent or mordant agent in making sulphur dyes
2) as flotation agent in non-ferrous metallurgical industry.
3) in tanner industry.
4) as mordant agent used for cotton dying.
5) in pharmacy industry making some phenacetin
6) in electroplate industry, for hydriding galvanize