Usage:
Metallurgy Industry: As precipitating and resolving agent for rare earth metal, etc.
Organic Synthesis: For 2123resin, urea form aldehyde powder etc.
Light Industry: Polishing of Mable, removing rust, bleaching products of leather, wood and aluminium etc.
Printing Industry: to be used as Dyeing agent.
Medicine Industry: For making tetracydine, HCL etc.
Others: As laboratory agent, solvents activator and basic materials for chemical industry.