Lavender (K2EDTA) Tube

3.0 mL

4.0 mL

 

Description:
This tube produces whole blood or plasma. For optimal specimen quality, gently invert
7-8 times after collection.
Size:
4.0 mL (also available in 3.0 mL for non-Blood Bank testing) or 6.0 mL
Common Tests Include (4.0 mL):
B-type natriuretic pepticle (BNP), complete blood count (CBC), eosinophil

6.0 mL

count,
erythrocyte sedimentation rate (ESR), glycohemoglobin, hemoglobin, hemoglobin AIC,
hematocrit, reticulocyte count and sickle cell screen.
Common Tests Include (6.0 mL):
ABO grouping, Rh typing and antibody screening, BNP and Glycohemoglobin.

Light Blue (Na Citrate-Sodium Citrate) Tube

1.8 mL

2.7 mL

Description:
This tube produces a plasma when centrifuged. For optimal specimen quality, gently invert
7-8 times after collection. Specimens are generally centrifuged to produce a plasma specimen.
Check test listing for processing instructions. This tube must be full.
Size:
2.7 mL (also available in 1.8 mL draw)
Common Tests Include:
Used commonly for coagulation determinations. Activated clotting time (ACT), anti-thrombin III, ACP resistance, D-dimer, factor assays, fibrinogen, lupus anticoagulation evaluation, partial prothrombin time (PTT) and prothrombin time (PT).