Carboxyhaemoglobin

Also known as: COHb

Specimen requirements

Sample type: Whole Blood (Lithium Heparin)

Collection requirements: Specimen must be analysed on day of collection

Cost

Price on application

Turnaround time

Please see Turnaround times

Analytical method

Spectrophotometry - Haemoximtery

Analysis undertaken at these site(s)

• John Radcliffe Hospital
• Horton General Hospital

Reference intervals

Non-smokers

0.5 - 1.5%

Smokers

≤ 9%

Toxic

≥ 20%