Carboxyhaemoglobin
17.5
1.0 ml blood in an adult blood gas syringe or 0.5 ml in a paediatric blood gas syringe. Referred samples: collect 5 mL into a heparinised vacutainer.
Remove at least 3 ml of blood to waste prior to collecting the blood sample from a line.
Referred samples - seal heparinised blood into vials with minimum headspace and send frozen.
0.5 ml blood in a paediatric blood gas syringe
Biochemistry and POCT
Mon - Sun, 24hrs
30 minutes
Blood gas analyser
%
0 - 2.0 %
± 5%
0.3 ml collected into a paediatric blood gas syringe
COHB
$COHB
20563-3
