1.【化】二甲基苯胺
1.a toxic amine in six forms derived from xylene.
1.Capillary Gas Chromatography for Determining of 2, 4-Xylidine and Its Isomers
毛细管气相色谱法检测2,4-二甲基苯胺及其异构体
2.o-xylene; 3; 4-xylidine; selective nitration; catalytic hydrogenation;
邻二甲苯;3;4-二甲基苯胺;选择性硝化;催化加氢;