申请人:Dade Behring Marburg Inc.
公开号:US20040121490A1
公开(公告)日:2004-06-24
Compositions are disclosed comprising (a) a metal chelate wherein the metal is selected from the group consisting of europium, terbium, dysprosium, samarium osmium and ruthenium in at least a hexacoordinated state and (b) a compound having a double bond substituted with two aryl groups, an oxygen atom and an atom selected from the group consisting of oxygen, sulfur and nitrogen wherein one of the aryl groups is electron donating with respect to the other. Such composition is preferably incorporated in a latex particulate material. Methods and kits are also disclosed for determining an analyte in a medium suspected of containing the analyte. The methods and kits employ as one component a composition as described above.
本发明揭示了一种组合物,包括(a)一种金属螯合物,其中金属选自欧洲、铽、镝、钐、锇和钌,至少处于六配位状态,以及(b)一种双键上取代有两个芳基基团、一个氧原子和一个选自氧、硫和氮的原子的化合物,其中一个芳基基团相对于另一个芳基基团是电子给予的。此类组合物最好用于乳胶颗粒材料中。还揭示了一种用于确定怀疑含有分析物的介质中的分析物的方法和试剂盒。该方法和试剂盒使用上述组合物作为其中一个组分。