A series of complexes [Ln(2,3-DClBA)3bipy]2(Ln=Nd(Ⅰ),Sm(Ⅱ),Eu(Ⅲ),Tb(Ⅳ),Dy(Ⅴ),Ho(Ⅵ))were synthesized and characteri......

对有机硒和无机硒的测定进行了探讨，利用压榨提取无机硒用荧光二阶导数法进行硒的定量测定，通过标准添加法对提取率进行了测定，回收率......