Chemicals, namely, chemical preparations for post-harvest use in industry, science, and research; chemicals namely, chemical preparations for use in industry, namely, for post-harvest use in agriculture, horticulture and forestry; 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; 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 and cut flowers; biological preparations for post-harvest preservation of foodstuffs and cut flowers; chemical gaseous coatings for preserving foodstuffs and cut flowers; biological gaseous coatings for preserving foodstuffs and cut flowers; gaseous coatings made from plant extracts for preserving foodstuffs and cut flowers; chemicals for the application of soluble formulations and solutions of naturally occurring plant extracts for forming gaseous coatings on the surfaces of perishable items; chemicals for the application of solutions and soluble formulations that can be applied to pre-harvest plants and produce in form of gaseous coatings to naturally retard plant respiration and transpiration; molecular chemical gaseous coatings for extending the shelf life of cut flowers; chemicals for the application of soluble formulations which may be applied to surfaces of perishable items in form of gaseous coatings in order to passivate the surfaces from degradation by biotic stressors; molecular chemical coatings for delaying ripening of produce; food preservatives, namely, chemicals for the application of soluble formulations and solutions of naturally occurring plant extracts for forming gaseous coatings on the surfaces of perishable items; chemicals for the application of 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; chemicals in the nature of soluble formulations which may be applied to surfaces of perishable items in order to passivate the surfaces from degradation by biotic stressors, molecular gaseous coatings for delaying ripening of produce; flower and plant preservatives, namely, chemicals for the application of solutions and soluble formulations that can be applied to pre-harvest plants and produce to naturally retard plant respiration and transpiration, and molecular chemical gaseous coatings for extending the shelf life of cut flowers; plant growth regulators for agricultural and commercial use; chemicals, namely, a synthetic plant growth regulator for preserving freshness in vegetables, fruits, plants and cut flowers, and to control the ripening process; food preservative compositions for fruits and vegetable; plant preservatives; substances for regulating plant growth; plant growth regulating preparations; substances for regulating the ripening process in fruits and plants