Oxalic acid is an organic compound with the formula H2C2O4 (also written as HOOCCOOH). It is a colorless crystalline solid that forms a colorless solution in water. Vaporized oxalic acid, or a 3.2% solution of oxalic acid in sugar syrup, is used by some beekeepers as a miticide against the parasitic varroa mite.Oxalic acid is rubbed onto completed marble sculptures to seal the surface and introduce a shine. Oxalic acid is also used to clean iron and manganese deposits from quartz crystals.Oxalic acid is used as a bleach for wood, removing black stains caused by water penetration.About 25% of produced oxalic acid is used as a mordant in dyeing processes. It is used in bleaches, especially for pulpwood. It is also used in baking powder.Oxalic acid's main applications include cleaning or bleaching, especially for the removal of rust (iron complexing agent). Bar Keepers Friend is an example of a household cleaner containing oxalic acid. Its utility in rust removal agents is due to its forming a stable, water-soluble salt with ferric iron, ferrioxalate ion.
Oxalic Acid is one of the popular food additives and ingredients in most countries.As a professional Oxalic Acid supplier and manufacturer of food additives, Foodchem International Corporation has been supplying quality Oxalic Acid to customers all over the world for over 10 years. If you have any questions or wish to receive a quote, please feel free to reach us by email: email@example.com or by phone: +86 21 2206 3075. Our sales person will get back to you in 1 working day.