AIM: To develop and validate a high performance liquid chromatography(HPLC) coupled with diode array and evaporative lig......

Monodisperse poly(poly(ethyleneglycol) methyl ether acrylate-co-acrylic acid) (poly(PEGMA-co-AA)) microspheres were prep......

The novel europium complex Eu3(dpa dioxide)4·(CF3COO)5·H2O (dpa dioxide = di-2-pyridylamine N,N’-dioxide) was prepare......

目的建立测定头孢匹胺中的残留溶剂含量的方法。方法采用气相色谱法,用涂渍PEG-20M的填充柱,N2为载气,柱温100℃,以正丁醇为内标物......

对C9燃料油溶剂萃取脱硫的萃取剂进行研究，选择①乙腈、②N-甲基吡咯烷酮（NMP）、③环丁砜与二甲基亚砜、④二乙二醇、三乙二醇和甲醇......