1 Chemicals, namely, ethylene, acetylene and chemicals for use in the production of petrochemicals and chemical gases; chemical for laboratory use, namely, diagnostic preparations and reagents for scientific and research use; photographic chemicals; chemicals for agriculture, horticulture and forestry, namely, fertilizers, soil conditioners, plant growth regulators; unprocessed artificial resins; unprocessed plastics, namely, plastic moulding compounds for use in the manufacture of molded plastic articles and plastic sheets and films, unprocessed plastics, namely, plastic moulding compounds for use in plastic extrusion operations; manures; fire extinguishing compositions; chemical tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances for use in the manufacture of leather; adhesive for general industrial use