No impure, contaminated or polluted water shall be used for the manufacture of such beverages. All wells and springs supplying water shall be covered to prevent surface contamination. No impure or adulterated material and no saccharin or coal tar, other than certified color, shall be used in the manufacture of such beverages, except that in the case of saccharin, dulcin or other artificial sweetening agent the commissioner may issue a special permit and promulgate regulations for the manufacture, labeling and sale of special dietary beverages containing such nonnutritive sweetening agents. Beverages, other than cereal beverages, cider or spring or mineral water or special dietary beverages, shall have a sugar content of not less than five per cent by weight. No false or fraudulent statements or designs shall be displayed concerning such beverages.