90383900
Dec 15, 2020
Chemical adsorbents for removing or deactivating any one or more of impurities, pollutants, biological agents and toxic chemicals from air or other gases; chemical adsorbents to be applied to substrates for removing or deactivating any one or more of impurities, pollutants, biological agents and toxic chemicals from air or other gases; chemical adsorbents to be applied to substrates to be used as filters for removing or deactivating any one or more of impurities, pollutants, biological agents and toxic chemicals from air or other gases, excluding water treatment products and water filtration products in connection with any type of hydronic heating or cooling system
Chemicals