Glyoxylic Acid is manufactured industrially by Nitric Acid oxidation of Glyoxal.and was also manufactured by oxidative cleaveage of Maleic anhydride by ozone.

Jinan Huashihang Chemical Co.,Ltd Glyoxylic Acid is made from Glyoxal or Maleic anhydride.

Glyoxal 40% is produced from Ethylene Glycol or synthetic Ethanol or renewable based Bioethanol.

Jinan Huashihang Chemical Co.,Ltd Glyoxal 40% is made from Ethylene Glycol.