40 Consulting services in the field of water treatment and testing; Detoxification of hazardous materials
5 Sponges or filter media impregnated with chemical sorbents; Antimicrobial preparations for inhibiting the growth of mold, mildew, bacteria, viruses, and fungus on various surfaces
1 Chemicals for use in water treatment; Chemicals in the nature of water treatment for pollutant removal and destruction