Located in Delaware Water Gap, first known as Dutotsburg, Heico Chemical has built an exceptional reputation as a manufacturer of high purity organic and inorganic salts, advanced pharmaceutical intermediates, active pharmaceutical ingredients (APIs) and a variety of alkenyl succinic anhydrides. In the 1990s, Heico installed maleation, chlorination and bromination capabilities to further serve customers. See http://www.heicochemicals.com/