| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a blood collecting tube preventing fluidization of a filled thixotropic gel-like separating agent during horizontal storing and capable of forming a partition having a sufficient thickness even when centrifuged by a centrifugal force of 1,000 G or below. SOLUTION: Circumferential ridges 21 are projected intermittently on the inner peripheral wall at immediately above the interface of the thixotropic gel-like separating agent 3 filled in the tube bottom of the blood-collecting tube body 1 having a generally test tube form.</p> |
