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Chemicals, chemical substances, chemical materials and chemical preparations for use in industry, science and photography, as well as in agriculture, horticulture and forestry; Unprocessed artificial resins; Biological preparations for use in industry and science; Chemicals, chemical substances, chemical materials, chemical preparations and biological preparations for use in oil and gas industries, pulp and paper industries and biogas industry; Cationic polymers; anionic and nonionic polymers; Chemical polymers; Flocculants, flocculating agents; Coagulants; Flocculating chemicals for treating waste and industrial process water; chemicals and biological preparations for use in treating, clarifying and purifying water and wastewater and for sludge treatment and dewatering
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