× Test Guide Collection Guides Guidelines News Contact Useful Links

Laboratory Test Reference Guide

Laboratory Information

Test Name

Haemoglobin (Blood Gas)

Specimen Collection

Specimen Collection and Transport Protocols

Remove at least 3 ml of blood to waste prior to collecting the blood sample from a line

Adult Specimen

1.0 ml blood in an adult blood gas syringe or 0.5 ml in a paediatric blood gas syringe

Paediatric Specimen

0.5 ml blood in a paediatric blood gas syringe

Sample Delivery to Lab


Test Information


Biochemistry and POCT

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

30 minutes


Blood gas analyser

Unit of measurement


Reference interval

Haematology CBC reference intervals (Ref HEM-535.12)

Uncertainty of measurement

± 3

Minimum Volume

0.3 ml collected into a paediatric blood gas syringe

Electronic Information

Registration Code


HL7 mapping code