Formic acid is one of the basic organic chemical raw materials, widely used in industries such as pesticides, leather, dyes, pharmaceuticals, and rubber. It can be directly applied in fabric processing, tanning, textile dyeing, and the storage of green feed. It is also used as a metal surface treatment agent, rubber additive, and industrial solvent. In organic synthesis, it is employed to produce various formate esters, acridine dyes, and formamide series pharmaceutical intermediates.