Silicon; pure non-metallic silicon sold in gel; chemical fertilizers; chemical preparations for use in agriculture, horticulture and forestry, namely, chemical preparations for the treatment of seeds; biochemical catalysts; silicone resins; manure; chemical products for glazing leather; adhesives and glues for industrial purposes; chemical products for the fresh-keeping and preserving of food; chemicals for industrial purposes, namely, organic silicon, namely, polysiloxane, silicone oil; plant growth regulators for agricultural use; soil conditioners for agricultural use; chemicals for industrial purposes