Pure water should be consumed up to 15 days after opening the lid.
When a water container is sealed, it is impossible for outside air and microorganisms to enter the container. When the water is opened, air and microorganisms come into contact with the water, which is conducive to the growth of bacteria and microorganisms. Therefore, in the case of opening, pure water and mineral water shelf life of about 15 days.
Bottled water does not contain organic matter, there is no aging problem. As long as the barrel water packaging in line with national quality standards, there will be no problem. For all the ions removed pure water, put a few days should not deteriorate, because the water contains only hydrogen and oxygen, they are kept in a stable state, there will be no quality change.
Extended information
Long-term drinking of pure water is not healthy
As the name suggests, pure water is pure, clean, and free of impurities or bacteria, and is also known as purified or pure water. Such water may sound more suitable for human consumption.
But pure water does not contain impurities, which means that it does not contain the minerals that the human body needs, so long-term consumption of pure water is not conducive to human health, on the human body cardiovascular and bone quality have an impact on the human body, in fact, people in the daily drinking water in the most scientific way is to drink water containing minerals rather than pure water.
Some people believe that drinking pure water at the same time, and then give the body to the appropriate amount of nutrients and minerals, will be able to drink pure water and the loss of minerals to replenish back.
But the ratio of nutrients and minerals contained in nature's food and water is now impossible for science and technology to modulate, taking an apple as an example, although mankind can analyze all the elements contained in an apple, it is not possible to artificially create an apple.
Only drinking natural water is most beneficial to human health, and it is not appropriate to drink pure water for a long time and replenish nutrients and minerals for the body.
People's Daily Online - Pure water has a shelf life of 15 days
People's Daily Online - Long-term consumption of pure water is not healthy? Body minerals can not be replenished