Metadata
Author: WikiMatrix
Data
English[en]
Permanent hair coloring requires three components: (1) 1,4-diaminobenzene (historically) or 2,5-diaminotoluene (currently), (2) a coupling agent, and (3) an oxidant.
Chinese[zh]
染髮需要三個組成部分:(1)1,4–苯二胺(歷史)或2,5–二氨基甲苯(目前),(2)一種偶聯劑(成色劑),(3)一種氧化劑。