Polio was nearly eradicated when society decided to mass produce and use a vaccine created by Jonas Salk. Polio was a big issue but they managed to cure it with a vaccine. Comments.
In this method, ferri-. cyanide and potassium cyanide convert hemoglobin to a more stable. cyanmethemoglobin form that is measured photometrically. While this. method is straightforward and uses a single reaction solution, not all. forms of hemoglobin are converted to cyanmethemoglobin at the same.
Reference Range. Carboxyhemoglobin (COHb) is a stable complex of carbon monoxide that forms in red blood cells when carbon monoxide is inhaled. COHb should be measured if carbon monoxide or methylene chloride poisoning is suspected. COHb is also useful in monitoring the treatment of carbon monoxide poisoning.