Determination of Cr(Ⅵ) by Ratiometric and Visual Fluorescence Method Based on Formaldehyde Functionalized Polyethyleneimine-rhodamine B Hydrazide System
YANG Chuanxiao, YU Mengwen, SONG Duoduo, SUN Xiangying
Chem. J. Chinese Universities . 2016, (5): 852 -859 .  DOI: 10.7503/cjcu20150962