滞留自来水不宜食用王雅心，尚邦懿（北京市环境保护监测中心北京１０００４４）亚硝酸盐是亚铁血红蛋白症的病原体，它使人体内正常的低铁血红蛋白转化成高铁血红蛋白，使血液失去携氧能力，出现缺氧症状。更为严重的是亚硝酸可与人体内仲胺类化合物反应生成Ｎ─亚硝基胺... Stranded tap water should not be consumed WANG Ya-Xin, SHANG Bang-Yi (Beijing Environmental Monitoring Center, Beijing 100044, China) Nitrite is the causative agent of hemoglobin. It converts normal ferric hemoglobin into methemoglobin and loses blood oxygen , Hypoxia symptoms. More serious is that nitrite can react with secondary amines in the human body to form N-nitrosamines ...