基于金纳米团簇-荧光素比率荧光探针的氰化物快速分析

何泰伸, 吕中将, 孙一铭, 李雨洋, 叶懿, 林瑶, 廖林川

Rapid Analysis of Cyanide Based on a Ratiometric Fluorescent Probe Using Gold Nanoclusters-Fluorescein

Tai-shen HE, Zhong-jiang LÜ, Yi-ming SUN, Yu-yang LI, Yi YE, Yao LIN, Lin-chuan LIAO

表2 3种样品氰化物加标后的检测值和回收率

Tab. 2 Detection values and recovery rates of three types of samples spiked with cyanide

样品 氰化物加标质量浓度/（mg·L-1） 检测值/（x¯±s，mg·L-1） 回收率/% RSD/% 白糖 30 30.7±0.6 102.3 1.2 淀粉 30 26.0±1.8 86.7 4.5 泥土 30 29.9±2.2 99.7 4.4