PT tube is mainly usd for coagulation testing(PT/APTT/TT/FBG) and the guidance for clinical therapeutic drug monitoring and detection of coagulation factors. The additive is 3.2% sodium citrate and the concentration ratio for additives and blood is 1:9.

Mixing Requirements :After blood collection, turn the tube upside down with 180 degree and shake it 3~4 times carefully.

Centrifugation Conditions:PET tube: 10~15 minutes' centrifugation at 2000~2500g, room temperature 25℃. Grass tube: 15 minutes' centrifugation at 1500g, room temperature 25℃.

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