An ethyl acetate extract of Hengshun aromatic vinegar (he) exerted a weak radical scavenging activity, and the main components were phenolic and acidic compounds.
恒顺香醋乙酸乙酯萃取物具有弱自由基清除活性，主要清除活性成分为酚性和酸性化合物。
2
The effects of 2-ethyl-3-hydroxy-6-phenylthio-4(1H)-pyridinone (HPP) on hydroxyl radical and superoxide anion radical scavenging activity was studied.