WASHINGTON — Today, the U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC) sanctioned nine entities across multiple jurisdictions that have played a critical role in the production, sale, and shipment of hundreds of millions of dollars’ worth of Iranian petrochemicals and petroleum to buyers in Asia. Treasury is targeting six Iran-based petrochemical manufacturers or their subsidiaries, and three firms in Malaysia and Singapore involved in facilitating the sale and shipment of petroleum and petrochemicals on behalf of Triliance Petrochemical Co. Ltd., which OFAC designated on January 23, 2020 for facilitating the sale of Iranian petroleum products from the National Iranian Oil Company (NIOC). “Iran increasingly turning to buyers in East Asia to sell its petrochemical and petroleum products, in violation of U.S. sanctions,” said Under Secretary of the Treasury for Terrorism and Financial Intelligence Brian E. Nelson. “The United States remains focused on targeting Tehran’s sources of illicit…