[chemicals for use in water purification and as scale inhibitors and anti-corrosives for industrial, municipal and boiler water treatment; plastic chemicals and polymers for use in industrial and commercial film packaging; scale and corrosion inhibiting preparations for use as additives to boiler water and cooling water]; chemical additives and admixtures for concrete, cement, waterproofing, fireproofing and insulation for use in the construction field; silicas used in a wide variety of industries; dessicants for use as humidity buffers for electronics and a wide variety of general industrial products; silica gel adsorbents used as dessicants for pharmaceutical containers and the like; fluid-cracking catalysts used in the petroleum field;[ fertilizers for agricultural and horticultural uses;] hydrogenation catalysts for use in the chemical process industry[; catalysts for the control of gaseous pollutant emissions in vehicles and in stationary industrial power plant systems;] [chemical additives for the removal of iron deposits in various heating and cooling industrial systems;] [cell growth enhancing preparation for use in a laboratory/medical setting;] chemicals; namely, metal tolerance and hydrogen selectivity additive for use in the manufacturing of gasoline;[ water treatment chemicals in the pulp and paper industries; namely, chemicals for the control of bacterial and fungal slime; oxygen scavenger chemicals for use in industrial, municipal and waste water treatment]; chemical adsorbents for specialized refrigerant dehydration and filtration; chemicals for use in the manufacture of pharmaceuticals[; and iron chelates for agricultural purposes]