ASTM D3900 : 2017 Title: Standard Test Methods for Rubber-Determination of Ethylene Units in Ethylene-Propylene Copolymers (EPM) and in Ethylene-Propylene-Diene Terpolymers (EPDM) by Infrared Spectrometry Pages: 11 Year: 2017 Publisher: American Society for Testing and Materials Availability: Within 1-2 working days