Vacuum blood collection tube classification

As shown in the figure, there are 9 types of vacuum blood collection tubes, which are distinguished by the color of the cap.

1. Common serum tubes use vacuum blood collection tubes with red caps

2. The rapid serum tube orange uses a vacuum blood collection tube with a red cap

3. The inert separation gel coagulation tube adopts a vacuum blood collection tube with a golden cap

4. Sodium citrate erythrocyte sedimentation rate test tube adopts vacuum blood collection tube with black cap

5. The sodium citrate coagulation test tube adopts a vacuum blood collection tube with a light blue cap

6. The heparin anticoagulation tube adopts a vacuum blood collection tube with a green head cover

7. The plasma separator tube adopts a vacuum blood collection tube with a light green cap

8. Potassium oxalate/sodium fluoride vacuum blood collection tube with gray head cover

9. The EDTA anticoagulation tube adopts a vacuum blood collection tube with a purple head cover