Oxalic acid, CAS No.144-62-7, organic acid is one of the most simple. Structural simple form HOOCCOOH. It is generally colorless transparent crystals, harmful to the human body, will make the body's
pH loss of balance, affecting the development of children, oxalic acid plays an important role in the industry, oxalic acid can rust. Oxalic acid can be found all over the nature, often in the form
of oxalate in plants such as cell membrane barberry, Emilia, Oxalis and sorrel, almost all plants containing oxalate.