Order of Draw Phlebotomy

Front

What is the additive in the light green PST tube?

Back

Heparin.

Front

What is the additive in the light blue tube?

Back

Sodium Citrate.

Front

What is the additive in the gold SST tube?

Back

Clot activator and thixotropic gel.

Front

Which department does the red tube go to?

Back

Chemistry.

Front

What is the additive of the sterile yellow tube?

Back

SPS, Sodium Polystyrene Sulfonate.

Front

What is the purpose of the order of draw in phlebotomy?

Back

To prevent cross-contamination of additives between tubes.

Front

What color tube is used for coagulation tests?

Back

Light blue tube.

Front

What is the additive in the lavender tube?

Back

EDTA.

Front

What is the significance of using a clot activator in blood collection?

Back

It helps in the clotting process, allowing serum to be separated from the cells.

Front

What is the role of thixotropic gel in blood collection tubes?

Back

It acts as a barrier between serum and blood cells after centrifugation.