Methods The content of methemoglobin in the blood samples from rats,rabbits and pigeons with acute poisoning by chlordimeform and pigeons acutely poisoned by sodium nitrite was measured by photoelectric colorimetry assay for cyanide methemoglobin.

• 方法采用氰化高铁血红蛋白光电比色法测定杀虫脒急性中毒大鼠、家兔、家鸽及亚硝酸钠急性中毒家鸽血样中高铁血红蛋白的含量。