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久置的开水开水久置以后,其中含氮的有机物会不断被分解成亚硝酸盐。饮用这样的水后亚硝酸盐与血红蛋白结合,会影响血液的运氧功能。应该喝一次烧开、不超过24小时的水。此外,瓶装、桶装的各种纯净水、矿泉水也不宜存放过久。大瓶的或桶装的纯净水、矿泉水超过3天就不应该喝
After a long time boiled water boiled water, nitrogen-containing organic matter which will continue to be broken down into nitrite. After drinking water such as nitrite combined with hemoglobin, will affect the blood oxygen function. Should be boiled once, no more than 24 hours of water. In addition, bottled, bottled all kinds of pure water, mineral water should not be stored too long. Large bottles or barrels of pure water, mineral water should not drink more than 3 days