For leather industry, the main purpose is as follows:
(1) it is mainly used to produce formic acid, oxalic acid and insurance powder, etc., etc. Also used in medicine, printing and dyeing industry. ;
(2) used as a reagent, disinfectant and mordant for determination of phosphorus and arsenic;
(3) as a preservative. Use 4: used for alkyd resin coating, plasticizer, strong;
(4) used as explosives, acid resistant materials, aviation lubricating oil, adhesive additives.