MGC PURE CHEMICALS

Chemicals used in industry; chemicals used in science except as used for medical and veterinary purposes; chemicals used in manufacture of semiconductors; hydrogen peroxide for use in the surface treatment of semiconductor boards, bleaching of pulp, and other industrial uses; and ammonium, namely, ammonium for industrial purposes, quarternary ammonium salt, tetramethyl ammonium hydroxide, ammonium chloride, and ammonium fluoride