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Journal of Analytical Methods in Chemistry
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Journal of Analytical Methods in Chemistry
/
2014
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Article
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Tab 4
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Research Article
Quantification of Photocyanine in Human Serum by High-Performance Liquid Chromatography-Tandem Mass Spectrometry and Its Application in a Pharmacokinetic Study
Table 4
Stability of photocyanine under different storage conditions.
Storage conditions
Concentration (ng/mL)
Accuracy (%) (
n
= 6)
RSD (%)
Freeze-thaw three cycles
60
107.08
6.09
1000
101.20
4.14
1600
93.92
1.76
−80°C for 30 days
60
95.14
10.01
1000
89.56
1.85
1600
85.31
3.26
Post-preparative
(room temperature for 24 h)
60
102.52
12.12
1000
96.16
3.55
1600
102.15
2.00