Figure 3. MEA chip for nanoflow LC-MS. (A) LC-MS chromatogram of 100 ng BSA digest. Insert showing the peak-width for the peptide at m/z=722.32. (B) Comparison between MEA chip and two other commercial capillary columns for 5-500 ng of HeLa digests. (C) Dynamic range of HeLa digests for MEA chip on a QE+ mass spectrometer.
