Patent ID: 6143250
Filing Date: 2000-11-07
Classification: B01L,G01N

Abstract:
A container comprising a gap part formed near a center of an inside bottom part of the container to have a smaller width and a greater length than a caliber of a front end portion of a liquid sucking/discharging line adapted to be inserted in the container and pulled out of the container, and a uniformly falling slope extending from an inside wall of the container toward a border of the gap part, wherein the gap part is formed to have a shape capable of aspirating and discharging all of a quantity of liquid through a front end portion even in a state that the front end portion is disposed in contact with an inside bottom part, wherein a surface of the slope is continuously and smoothly formed from the inside wall of the container to the border of the gap part, in the falling direction, and the surface of the slope and the gap part is free of protrusions or depressions.