甲醛功能化聚乙烯亚胺/曙红Y比率荧光法测定六偏磷酸钠
杨传孝
, 龚未彬, 唐璠, 孙向英
Determination of Sodium Hexametaphosphate by Ratiometric Fluorescence Method Based on Formaldehyde Functionalized Polyethyleneimine/Eosin Y System
YANG Chuan-xiao
, GONG Wei-bin, TANG Fan, SUN Xiang-ying
PFEI/EY光谱(a)与SHMP作用(b)的荧光光谱 浓度: EY: 4.0 μmol·L
-1
; FPEI, 1.0 mL; pH 3.93; λ
ex
=340 nm