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.
Perform the Blood Draw. 1  1. Inspect your needle for defects. The end should have no obstructions or hooks that will restrict the flow of blood. 2  2. Thread the needle into the holder. Use the needle sheath to secure the needle in the holder. 3  3. Tap any tubes that contain additives to dislodge the additives from the walls of the tube.