the financial support of this study by the National Natural Science Foundation of China(No.20562009);the State Key Laboratory of Food Science and Technology of Nanchang University(No.SKLF-TS-200819 and -MB-200807);the Jiangxi Province Natural Science Foundation(No.JXNSF0620041);the program for Changjiang Scholars and Innovative Research Team in Universities(No.IRT0540).
Benzoic acid (BA), methylparaben (MP), propylparaben (PP) and sorbic acid (SA) are food preservatives, and they have well defined UV spectra. However, their spectra overlap seriously, and it is difficult to de...
Supported by the National Natural Science Foundation of China(No. 20562009);the Natural Science Foundation of Jiangxi Province, China(No. 0620041);the State Key Laboratory of the Chemo/Biosensing and Chemometrics of Hunan University, Chi-na(No. 2005-22);the Program for Changjiang Scholars and Innovative Research Team in Universities of China(No. IRT0540).
Differential pulse stripping voltammetry method(DPSV) was applied to the determination of three herbicides, ametryn, cyanatryn, and dimethametryn. It was found that their voltammograms overlapped strongly, and it is...