Aquaculture chemicals, except fungicides, herbicides, insecticides and parasiticides; Chemical additives; Chemical additives for fertilisers; Chemical additives for use in the cleaning of water; Chemical agents for use in water purification; Chemical preparations for aiding water quality; Chemical preparations for aquarium water (other than pharmaceutical); Chemical preparations for neutralizing water; Chemical preparations for the treatment of water; Chemical preparations for use in water purification; Chemical preparations for use in water softening; Chemical preparations for use in water treatment; Chemical products for aquarium water (other than pharmaceuticals); Chemical products for the purification of water; Chemical products for the treatment of water; Chemical products for use as filter media; Chemical products for use in the conditioning of water; Chemical products for use in the testing of water; Chemical products for use in the treatment of water; Chemical products for water conditioning; Chemical reagents (other than for medical or veterinary purposes); Chemical reagents for testing for chlorine; Chemical reagents for use in analytical tests, other than for medical or veterinary use; Chemicals for treating water; Chemicals for use in aquariums (other than pharmaceuticals); Chemicals for use in clarifying water; Chemicals for use in cleaning water; Chemicals for use in clearing water; Chemicals for use in fish farming (other than pharmaceuticals); Chemicals for use in fish tanks (other than pharmaceuticals); Chemicals for use in purifying water; Chemicals for use in the treatment of water; Chlorinated chemical products for use in purifying water; Filtering materials (chemical preparations); Filtering materials (chemical) for water; Test paper, chemical; Water testing chemicals; Reconstituted sea water for aquariums; Fish meal fertilisers; Liquid fertilisers; Filtering materials (mineral substances); Filtering materials (unprocessed plastics); Mineral substances for use in filtering; Diagnostic testing materials, other than for medical use; Reagents for testing water; Reagents for use in environmental testing; Test reagents (other than for medical use); Testing reagents for industrial use; Testing reagents for scientific use; Test paper, (litmus paper); Test paper, sensitised; Substances for use in aquaculture (other than pharmaceutical); Carbolineum for the protection of plants; Mineral preparations for use as nutritional foodstuffs for plants; Mineral products for use in growing plants; Nutrients for plants; Preparations for feeding plants; Preparations for promoting the growth of plants; Preparations of trace elements for plants; Preservatives for plants; Substances for regulating growth in plants; Trace element feeds for plants; Wound sealing preparations for plants; Reagents for industrial purposes; Reagents for scientific purposes