Aceto Corporation (Nasdaq:ACET), a global leader in the sourcing, quality assurance, regulatory support, marketing and distribution of pharmaceuticals, nutraceuticals, specialty chemicals and crop protection products, today announced that they were selected as one of the "ICIS Top 100 Chemical Distributors", a listing of the world's leading companies serving buyers of chemicals based on calendar 2009 sales. The list breaks the companies into various categories and Aceto ranks as the 22nd largest distributor of chemicals and the 7th largest distributor of chemicals in North America.