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. Author manuscript; available in PMC: 2010 Dec 17.
Published in final edited form as: Transfusion. 2010 Apr 15;50(8):1794–1802. doi: 10.1111/j.1537-2995.2010.02649.x

Table 1.

Listing of donor center methods for performing hemoglobin/hematocrit testing

Blood Center Bag Size/ Amount Drawn Length of Deferral Analyte Methodology Sample Procurement
A 450ml/450ml 1 day ClearCrit 75mm, 1.1ID, Lancet: 1.8mm, 21g
B 500ml/500ml (483 for 110–125lbs) 1 day UltraCrit Lancet 21g
C 500ml/470ml (max draw 525) 1 day Hemocue Lancet, Unistick 2 Extra
D 500ml/475ml (draw 465 for HS) 4 weeks* UltraCrit Unistick 2, 21g, 3mm depth
E 500ml/500ml (450 for min weight) 3 weeks (female) 3 months (male) Copper Sulfate then Hemocue SurgiLance 22g, 2.2mm depth
F 500ml/470ml (max draw 525) 1 day Hemocue Lancet, Unistick 2 Extra
*

If donor returns within the 4 weeks and passes, they are allowed to donate.