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Carboxyhaemoglobin (COHb)

The compound formed when carbon monoxide binds to haemoglobin at the oxygen-binding site, with an affinity 200-250 times greater than oxygen. Produces cherry-red blood and livor mortis. Measured by co-oximetry as a percentage of total haemoglobin. Fatal at sustained concentrations above 50-70%.

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Anion gapArrhenius equationAuto-ignition temperatureBitter-almond odourCherry-pink lividityCherry-red livor mortisCo-oximetryConductive heat transferConvective heat transferConway microdiffusionCytochrome c oxidase (Complex IV)Fire tetrahedron

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