Bubble reducing device in flow path, bubble reducing method in flow path, liquid supply device, and chromatography device

摘要

A channel bubble reduction device (80) includes a liquid accommodation portion (12a) that accommodates a liquid, a liquid supply apparatus (63) that, with a pushing operation of a rod (66), discharges the liquid through an aperture portion (65B)of a tube portion (65), a first channel (14) that connects the aperture portion of the liquid supply apparatus with the liquid accommodation portion, and an air layer formation apparatus (72) that forms an air layer in at least one of the first channel or the tube portion.