Handbook of Advanced Chromatography / Mass Spectrometry Techniques
Chapter 5 - Porous Monolithic Layers and Mass Spectrometry
Frantisek Svec and Yongqin Lv

Figure 5-16. Optical microscopic image of cross section of the superhydrophilic channel filled with aqueous solution of red dye (A) and schematic illustration of desorption electrospray ionization scanning of surface of poly(butyl acrylate-coethylene dimethacrylate) monolithic layer to visualize the 2D separation (B).

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