General methods of tests for pigments and extenders - Part 28: Determination of total content of polychlorinated biphenyls (PCB) by dissolution, cleanup and GC-MS
NORM herausgegeben am 1.4.2021
Bezeichnung normen: ČSN EN ISO 787-28
Zeichen: 670520
Katalog-Nummer: 511777
Ausgabedatum normen: 1.4.2021
Zahl der Seiten: 36
Gewicht ca.: 108 g (0.24 Pfund)
Land: Tschechische technische Norm
Kategorie: Technische Normen ČSN
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 from1 mg/kg to 150 mg/kg. The lower quantitation limit of this method is 1 mg/kg per congener. Results below 1 mg/kg are considered to be qualitative only