The content of germanium and molybdenum in Bidens bipinnata L.was determined at the same time by benzene base fluorescence ketone (benzene fluorene ketone)-CTMAB spectrophotometry.

• 采用苯基荧光酮(苯芴酮)-CTMAB分光光度法对鬼针草中锗和钼的含量同时进行了测定。