TUBE BODY, BLOOD COLLECTION TUBE, AND METHOD FOR MANUFACTURING TUBE BODY

摘要

Provided is a tube body that enables the volume of the collected sample to be increased, can be applied to a plug body having a cover part having a large wall thickness, and has a higher impact resistance at low temperatures. A tube body (1) used through being inserted into a blood collection holder, wherein one end is an opening end (1a), the other end is a closed bottom part, and the outer diameter of a small-diameter part continuous from the opening end (1a) is formed so as to be smaller than the outer diameter of a large diameter part (1c) which is the remaining portion, the tube body (1) comprising a molded article obtained by performing injection blow molding on a synthetic resin.