Fluorescence properties of 1-pheny1-3-(4’-nitrophenyl) pyrazoline (PNP) were studied inbulk polymerization process of m......

无溶剂条件下,微波促进1-苯基-3-甲基-5-吡唑啉酮与等量的酰氯反应,可高产率简便得到5-酰化产物.在有氢氧化钙存在时与2倍量的酰氯......

本文用单浓度逆变斜率法研究了两组酸性螯合-中性络合-中性络合三元体系对Nd（Ⅲ）的协同萃取机理，分别测定了Nd^3+(≤10^-4M）/NaClO4，HCl......