in the case of hb errors such as fetal hb and carboxy hb errors , there is a significant overestimation of the hb concentration by the hicn method , which amounts 3 min after mixing of blood and hicn solution to 0.7 % in the case of fetal hb and to 13.2 % in the case of carboxy hb .
C0015936
fetal hb
C0019046
hb