Indicator Products and Chromatographic Fingerprinting: New Tools for Degradation State and Lifetime Estimation -- Solid Phase Microextraction for Analysis of Polymer Degradation Products and Additives -- Quantitative Determination of Volatiles in Polymers and Quality Control of Recycled Materials by Static Headspace Techniques -- Degradation Products of Aliphatic and Aliphatic–Aromatic Polyesters -- Chromatographic Analysis of Antioxidants in Polymeric Materials and Their Migration from Plastics into Solution -- Migration of Monomeric and Polymeric PVC Plasticizers.