Chemical products for use in relation to agriculture, horticulture, cultivation of plants and forestry; chemical preparations for use in agricultural chemicals, horticultural chemicals and in amenity chemicals, being chemicals for use in the cultivation of plants on leisure areas, forestry and by local authorities; chemical preparations comprising compositions, adjuvants or additives for the aforesaid chemical products or for agricultural chemicals, horticultural chemicals or amenity chemicals; compositions, adjuvants and additives for the aforesaid chemical products or for agricultural chemicals, horticultural chemicals or amenity chemicals; surfactants and mixtures containing surfactants; emulsifiers and mixtures containing emulsifiers; but not including chemical products for use in industry for treating printing plates, nor chemical substances for preserving foodstuffs.;