Mineral water is naturally gushing from deep underground or uncontaminated underground mineral water exposed by human workers; it contains a certain amount of mineral salt content, trace elements or carbon dioxide gas; under normal circumstances, Its chemical composition, flow rate, water temperature and other dynamics are relatively stable within the natural fluctuation range. Mineral water is formed in the deep stratum and contains minerals and limited indicators specified by national standards.
Generally, mineral water has a shelf life, bottled for one year and barreled for one month. However, the mineral water after opening is not guaranteed by the above period and should be consumed as soon as possible. Generally, there are about 5000 bacteria in one cubic meter of air (not pathogenic bacteria) ), bacteria will multiply and grow over time and affect drinking water hygiene, so the water after opening should be drunk as soon as possible and not for a long time.