Product name ; oxalic acid
cas no. 144-62-7
 Application; 1.in metallurgy industry;as precipitating and separating function for Rare-earth metal.
2.in pharmanceutical industry; used in Tetracycline oxyteyracycline,phenobarbital, and borne etc.
3.in light industry : polishing for marble ,rust-remover,bleaching,dirt-remover,leather-processing,wood,and aluminum products etc.