It is found that in a strong acid medium all these reagents give colour reactions with germanium ions and CTMAB, the most sensitive ones are salicyl-and o-nitrophenyl-fluorone.

• 发现水杨基萤光酮及邻硝基苯基萤光酮在强酸性介质中可以和溴化十六烷基三甲基铵形成高灵敏的胶束三元配合物.