Chemicals used in industry, science, research; chemicals for post-harvest use in agriculture, horticulture and forestry except fungicides, herbicides, insecticides and parasiticides; biological preparations used in industry, science, research other than for medical or veterinary purposes; biological preparations for post-harvest use in agriculture, horticulture and forestry other than for medical or veterinary purposes; bacteria, bacterial cultures and bacterial preparations for use in industry, science, research other than for medical or veterinary purposes; bacteria, bacterial cultures and bacterial preparations for post-harvest use in agriculture, horticulture and forestry other than for medical or veterinary purposes; post-harvest use agriculture, horticulture and forestry chemical test kits for fruit and vegetable preservation for laboratory or research use, other than for medical or veterinary purposes; chemical substances for post-harvest preservation of foodstuffs or cut flowers; biological preparations for post-harvest preservation of foodstuffs or cut flowers; bacteria, bacterial cultures and bacterial preparations for post-harvest preservation of foodstuffs or cut flowers; chemical coatings for preserving foodstuffs or cut flowers; biological coatings for preserving foodstuffs or cut flowers; coatings made from plant extracts for preserving foodstuffs or cut flowers; soluble formulations and solutions of naturally occurring plant extracts for forming coatings on the surfaces of perishable items; edible coatings for extending the shelf life of perishable items; coatings for protecting perishable items from biotic or abiotic stressors; solutions and soluble formulations that can be applied to pre-harvest plants and produce in form of coatings to naturally retard plant respiration and transpiration; molecular coatings for extending the shelf life of cut flowers; formulations and solutions which may be applied to surfaces of perishable products in order to improve the native functionality or properties of the surfaces, namely, to modify or improve the aesthetic appearance of the surfaces; formulations and solutions which may be applied to surfaces of perishable products to modify or improve the aesthetic appearance of the surfaces; soluble formulations which may be applied to surfaces of perishable items in form of coatings in order to passivate the surfaces from degradation by biotic stressors; molecular coatings for delaying ripening of produce; food preservatives