Oxalic acid is the chemical compound with the formula that can be
written in a number of equivalent ways, C2O4H2, C2O2(OH)2, and as
HOOCCOOH. This colourless solid is a dicarboxylic acid. In terms of
acid strength, it is about 3,**0 times stronger than acetic acid.
Its conjugate base, known as oxalate (C2O**-), is a reducing agent
as well as a chelating agent for metal cations. Typically oxalic
acid occurs as the dihydrate with the formula C2O4H2�2H2O.
Purifying agent in pharmaceutical industry, such as
Oxytetracycline, Chloramphenicol, etc.Precipitating agent in
Rare-earth mineral processing; Bleaching agent in the textile
activities, wood pulp bleaching; Rust-remover for Metal treatment;
Grinding agent, such as Marble polishing; Waste water treatment,
removing calcium from water.
