标准摘要
[中文适用范围]: 本文件规定了两种测定无定形聚丙烯均聚物或共聚物质量分数的方法,以 25°C 下可溶于二甲苯表示。 ——方法1:参考方法; ——方法 2:自动化仪器方法。 [外文原描述]: This document specifies two methods of determining the mass fraction of a polypropylene homopolymer or copolymer which is amorphous, expressed as soluble in xylene at 25 °C. — Method 1: Reference method; — Method 2: Automated instrumental method.
英文名称Plastics — Determination of xylene-soluble matter in polypropylene