Phlebotomy Additives

What additive does the SST tube top contain?

The SST tube top contains a separator gel, which is used for tests such as CMP, BMP, TSH, and LFT chemistry panels.

What additive does the gray tube top contain?

The gray tube top contains sodium fluoride/potassium oxalate and is used for tests such as glucose and blood alcohol levels testing.

What additive does the green tube top contain?

The green tube top contains heparin, which is used for tests such as STAT chemistry tests, ammonia and ABG.

What additive does the lavender tube top contain?

The lavender tube top contains EDTA, which is used for tests such as CBC, ESR and HgA1c.

What additive does the light blue tube top contain?

The light blue tube top contains sodium citrate, which is used for tests such as PT/INR, PTT, APTT, and D-Dimer.

What additive does the red tube top contain?

The red tube top contains no additive and is used for TDM/therapeutic drug monitoring tests.

What additive does the yellow tube top contain?

The yellow tube top contains SPS, which is used for blood culture testing.