DIN EN ISO 787-28:2020-12
颜料和增量剂的通用测试方法第28部分:通过溶解、净化和GC-MS测定多氯联苯(PCB)的总含量
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