HG-AFS Determination of Trace Antimony in PET Resin by Hydride Generation-Atomic Fluorescence Spectrometry
HE Xiao mei,XIE Hua in,ZHANG Ping,HE Hui (Hunan Building Materials College,Hengyang 421008,China)
A hydride generation AFS method used for the determination of stibium in poly ethylene terephthalate resin was reported.Stibium was pre reduced by L cysteine.The optimum conditions for the determination were discussed.The detection limits of Sb is 0.066ng·mL -1 respectively. .The recovery rate of the method are 97.2%～102.9%,RSD 0.8%. This method is accurate,quick acquired and convenient.
【CateGory Index】： O657.3