- 过氧化物 guòyǎnghuàwù peroxide(chemical) peroxide
- 氢氧化物 qīngyǎnghuàwù hydroxideinorganic chemical compound containing a hydroxyl group bonded to a metal or non-metal element
- 氮氧化物 dànyǎnghuàwù nitrogen oxideA general term for chemical compounds formed from nitrogen and oxygen, such as nitric oxide and nitrogen dioxide. These compounds are often toxic pollutants that contribute to smog and respiratory irritation. Also written as [[氮氧化合物|氮氧化合物|dan4 yang3 hua4 he2 wu4]].
- 髓过氧化物酶 suǐguòyǎnghuàwùméi myeloperoxidasemyeloperoxidase (MPO), an enzyme used in molecular biology and medicine
- 二氧化物 èryǎnghuàwù dioxide
- 过氧化物酶体 guòyǎnghuàwùméitǐ peroxisomea type of microbody found in eukaryotic cells responsible for oxidative metabolism and the breakdown of fatty acids
- 一氧化物 yīyǎnghuàwù monoxideA chemical compound consisting of one atom of oxygen and one atom of another element.