释义 |
cup·fer·ron \ˈkəpfəˌrän, ˈk(y)üp-\ noun (-s) Etymology: International Scientific Vocabulary cupric + ferric + -on : a colorless crystalline salt C6H5N(NO)ONH4 that is a precipitant for copper and iron from solutions and is used also in the analysis of other metals especially of the uranium group : the ammonium salt of N-nitroso-N-phenyl-hydroxylamine |