O2 saturation (blood gas)
Remove at least 3 ml of blood to waste prior to collecting the blood sample from a line. Must be analysed within 30 minutes of collection.
1.0 ml blood in an adult blood gas syringe or 0.5 ml in a paediatric blood gas syringe
0.5 ml blood in a paediatric blood gas syringe
Mon - Sun, 24hrs
Blood gas analyser
0.3 ml collected into a paediatric blood gas syringe