ASTM International updated adjunct for D7611, Practice for Coding Plastic Manufactured Articles for Resin Identification. Adjunct contains graphic representations of Resin Identification Code (RIC), as molded, imprinted, or raised symbol or wording used by manufacturers to imprint on plastic products or materials. Previously only available as PDF, adjunct is available in higher resolution vector format that allows files to be enlarged or reduced with no loss to image quality.