1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins, unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry.
purified water, chemicals for treatment of water, scale and corrosion inhibiting chemicals, filter aids and clarifying chemicals, silica sand and silicious earth, activated carbons, calcium carbonate, magnesium oxide compounds, inorganic acids, sodium chloride, polyphosphate crystals, chlorine containing compounds, cyanuric acids, sodium acid sulfate, sodium carbonate, quaternary ammonium compounds, chromate compounds, silicious gel-type zeolites and ion exchange resins, and greensands
3
Bleaching preparations and other substances for laundry use; cleaning, polishing, scouring and abrasive preparations; soaps; perfumery, essential oils, cosmetics, hair lotions; dentifrices.
domestic washing and cleaning compounds, soaps, detergents, shampoos, and laundry fresheners for removing soap and detergent deposits from washable fabrics
7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
chemical feed and water circulating pumps
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
water conditioning, filtering and treating apparatus for household, commercial, and industrial use - namely, water softening apparatus, and parts thereof; filters for removing sediment, iron, sulfur, tastes and odors from water, and for clarification of water supplies, and parts thereof; apparatus, and parts thereof for chemically treating water supply systems generally and for supplying chemicals to water supply systems; and apparatus, and parts thereof for the demineralization or deionization of water