Oxalic Acid (Dihydrate) is colourless transparent cystal. It is easily soluble in ethanol, water and slightly soluble in aether. It is insoluble in benzene or chloroform.

Oxalic Acid is used as a precipitating and resolving agent for rare earth metals, etc.. , in Organic Synthesis, Removal of rust bleaching products of leather/wood/aluminium etc., Dyeing Agent, Pharmaceuticals, Solvents activator and basic material for various Chemical Industries.