Unit 5: Hemoglobin Testing 26 Original: October 1999 Revision: September 2010 5 â 5 Recording Hemoglobin Values Objectives After completing this section, you will be able to: Correctly record hemoglobin values. Correctly record reasons why a hemoglobin value was not taken.
Group 7 â EDTA and ESR tubes. Black top ESR-Vacuum top with 3.2% sodium citrate: used for Westergren sedimentation rate. Group 9 â Yellow top with ACD Solution A. Yellow top tube with ACD (acid citrate dextrose) Solution A: used for whole blood determinations including flow cytometry and tissue typing assays.
Colors of Blood Tubes. But first, letâs look at the blood tubes; the colors of the blood tubes. First of all, we have the blood culture tubes. The blood cultures are drawn from the large tubes with a growth medium in them, and sometimes youâll draw two blood culture tubes, one for an aerobic variety and one for an anaerobic variety of bacteria.