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. Author manuscript; available in PMC: 2014 Mar 21.
Published in final edited form as: Lab Chip. 2013 Mar 21;13(6):1102–1108. doi: 10.1039/c2lc41057e

Fig. 3.

Fig. 3

Bright field images of a microchannel formed in a COC chip by orogenic growth with a manually-drawn ink mask (a) immediately after microchannel sealing and (b) following buffer rinsing to remove the water-soluble ink. (c) Cross-sectional SEM image of a typical microchannel, 188 µm wide and 22 µm tall.