MICRO NANOFILTER

摘要

PROBLEM TO BE SOLVED: To provide a micro nanofilter provided to a micro flow channel for the flow of a biological fluid and superior in mechanical strength without containing a resin material.SOLUTION: A micro nanofilter comprises a plurality of through holes 102 having openings from one main surface 101a to the other main surface 101b of a substrate 101 comprising glass, respectively.