Determination of L-arginine content in Radix isatidis by a composite fluorescent probe of Pd (II)
In the presence of Britton-Robinson buffer solution (pH = 9.5) and surfactant of Tween-80, fluorescence intensity of calcein was quenched by Pd2+. However, the fluorescence intensity can be enhanced after adding a certain concentration of L-arginine, and the rate of the enhancement showed a good lin...
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
Elsevier
2014-12-01
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Series: | Journal of Food and Drug Analysis |
Subjects: | |
Online Access: | http://www.sciencedirect.com/science/article/pii/S102194981400088X |