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Table 1 Comparison of ionic strength between TFA and FA as additives in the mobile phase

From: Method development for acetyl octapeptide-3 analysis by liquid chromatography-tandem mass spectrometry

Name

Area

0.125 ng/μL (n = 5)

0.5 ng/μL (n = 5)

0.1% TFA

 SNAP-8

11,916 ± 1171

44,438 ± 1672

 IS

30,991 ± 2577

27,287 ± 1558

0.1% FA

 SNAP-8

75,020 ± 1636

305,665 ± 3459

IS

242,824 ± 9473

251,054 ± 2408