1. Food contamination by PCBs and dioxins
2. CEN Guideline EN 1528-1, Fatty Food – Determination of Pesticides and Polychlorinated Biphenyls (PCBs), General,1997
3. CEN Guideline EN 1528-2, Fatty Food – Extraction of Fat, Pesticides and PCBs, and Determination of Fat Content, General,1997
4. CEN Guideline EN 1528-3, Fatty Food – Determination of Pesticides and Polychlorinated Biphenyls (PCBs). Clean-Up Methods, General,1997