| 摘要 |
Providing an evacuated blood collection tube for blood collection rapidly, whereby serum of high purity can be isolated in a rapid and simple manner with no occurrence of fibrin deposition. Beads each coated with a blood coagulation-promoting enzyme comprising thrombin and batroxobin are contained in the evacuated blood collection tube. Preferably, thrombin is used in an amount of 0.1 to 3 IU and batroxobin is used in an amount of 0.25 to 2 BU, per 1 ml of collected blood.
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