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International Journal of Analytical Chemistry
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International Journal of Analytical Chemistry
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2020
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Article
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Tab 3
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Research Article
Establishment and Validation of a Liquid Chromatography-Tandem Mass Spectrometry Method for the Determination of Tigecycline in Critically Ill Patients
Table 3
Stability of TGC in human plasma under tested conditions.
Stability
Nominal concentration (ng/mL)
Stability sample concentration (ng/mL)
Accuracy (%)
CV (%)
Short‐term (24 h, 25°C)
150
168 ± 7.0
112.3
4.2
3800
3753 ± 206.5
98.8
5.5
Short‐term (24 h, 4°C)
150
158 ± 14.7
105.4
9.3
3800
3673 ± 212.0
96.8
5.8
Freeze-thaw (five cycles, −80−25°C)
150
150 ± 3.8
100.1
2.5
3800
3993 ± 293.6
105.1
7.4
Long‐term (130 days, −80°C)
150
156 ± 11.1
103.8
7.1
3800
3524 ± 97.4
92.7
2.8
Autosampler (30 h, 30°C)
150
162 ± 10.4
108.2
6.4
3800
4021 ± 269.0
105.8
6.7