1 Chemical products used in industry, science, photography, agriculture, horticulture and forestry, preparations for treating water and for remediating standing and flowing waters and soil; humic acids, microorganisms, enzymes and bacteria and trace elements, co-substrates and minerals for water treatment, other than for medical purposes; biological preparations for use in industry and science; filtering materials [chemical, mineral, vegetable and other unprocessed materials]; groth media, fertilizers and chemical products for use in agriculture, horticulture and forestry; bacteria, in particular for water treatment, other than for medical purposes; oxygen and chemical and biological preparations with oxygen, other than for medical purposes