Based on the formatinn of a termary complex between gentisic acid, Tb3+ andEDTA in alkaline aqueous solution, a new sensitive and selective fluorimetric method for thedetennination of gentisic add is established.
根据龙胆酸与Ｔｂ—ＥＤＴＡ在碱性溶液中能形成三元配合物产生铽的敏化荧光，建立了检测龙胆酸的高灵敏、高选择性的新方法。