Used in the leather industry, the main uses are as follows:
(1) Mainly used for the production of formic acid, oxalic acid and sodium hydroxide, etc., and also for the production of dimethylformamide. Also used in medicine, printing and dyeing industry. ; (2) Used as reagents, disinfectants and mordants for the determination of phosphorus and arsenic; (3) Used as a preservative. Use 4: Used for alkyd resin coatings, plasticizers, and strong; (4) Used as explosives, acid-resistant materials, aviation lubricants, and adhesive additives.