DIN EN ISO 787-28:2020 颜料和填充剂的通用试验方法. 第28部分: 通过溶解,净化和GC-MS测定多氯联苯(PCB)的总含量(ISO 787-28-2019); 德文版 EN ISO 787-28-2020
General methods of tests for pigments and extenders - Part 28: Determination of total content of polychlorinated biphenyls (PCB) by dissolution, cleanup and GC-MS (ISO 787-28:2019); German version EN ISO 787-28:2020
This document specifies a method for determining the total content of polychlorinated biphenyls (PCBs), checking for all 209 possible congeners in pigment materials.This document is applicable to a working range from 1 mg/kg to 150 mg/kg. The lower quantitation limit of this meth