Figure 2.
Positive LDI-MS spectra of matrices: (A) CPPA with a fluence of 3 mJ/cm2, (B) CHCA at 10 mJ/cm2 and (C) an equimolar mixture of CPPA and CHCA (5 mJ/cm2). LDI-MS: laser desorption/ionization mass spectrometry.
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