Turn-On Fluorescence Detection of Glutathione Based on o-Phthaldialdehyde-Assisted SiO₂ Particles

Table 2

Determination of GSH (standard) by the reported fluorescence method.

Sample	Added (μM)	Found^a (μM)	Recovery (%, )	RSD^b (%, )	Accuracy^c (%, )
GSH standard solution	1.0	1.05 ± 0.06	105.0	6.13	5.00
	3.0	3.21 ± 0.12	107.0	3.74	7.00
	5.0	5.40 ± 0.26	108.0	4.88	8.00
	8.0	7.52 ± 0.28	94.0	3.69	−6.00
	10.0	9.69 ± 0.28	96.9	2.88	−3.10

^aMean ± standard deviation (). ^bRSD (%) was calculated from . ^cAccuracy was calculated from .