A Therory und Practical Applications.- 1 Introduction.- 2 Extraction, Solution Precipitation and Separation of Additives.- 2.1 Extraction.- 2.2 Solution Precipitation.- 2.3 Separation of Additive Mixtures into Components.- 3 Infrared Spectrometry.- 3.1 Fundamentals.- 3.2 Sample Preparation and Measurement.- 3.3 Conventional and Computer-Supported Interpretation of IR Spectra.- 3.4 Some Aspects of FTIR Spectrometry.- 3.4.1 Storage of Spectra in the Computer.- 3.4.2 The Search for Similarity and Equality (“Identity”).- 3.5 Recent Work in IR Spectrometry of Additives.- 3.5.1 Additives with Preventive or Curative Properties.- 3.5.1.1 Empirical IR Band Assignments.- 3.5.1.2 Separation of Additives and Identification by (FT)IR Spectrometry.- 3.5.1.3 Solubility of Stabilisers and Antioxidants in Polymers.- 3.5.1.4 ATR Investigation of Rubber Surfaces.- 3.5.1.5 Quantitative 1RS Analysis of Additives.- 3.5.2 Pigments and Fillers.- 3.5.2.1 Organic Pigments.- 3.5.2.2 Inorganic Pigments and Fillers.- 3.5.2.3 Pigments and Other Components in Fine Art and Historical Objects.- 3.5.3 Plasticisers.- 4 Raman Spectrometry.- 4.1 Fundamentals.- 4.2 Applications of RS in the Field of Plastics Additives.- 4.3 RS Combined with Information-Enhancing Techniques for the Identification of Dyes and Pigments.- 4.3.1 Subtracted Shifted Resonance RS.- 4.3.2 RS Combined with Light Microscopy.- 5 Spectrometry in the Ultraviolet and Visible Regions.- 5.1 Fundamentals.- 5.2 Antioxidants.- 5.3 Light Stabilisers.- 5.4 Pigments.- 5.5 Plasticisers.- 6 Nuclear Magnetic Resonance Spectrometry.- 6.1 Fundamentals.- 6.2 Applications.- 7 Mass Spectrometry.- 7.1 Fundamentals.- 7.1.1 Mass Separation.- 7.1.2 Ionisation.- 7.1.3 Ion Detection.- 7.2 Mass Spectrometry with Electron Impact Ionisation (EIMS).- 7.3 Mass Spectrometry with Low-Fragmentation Ionisation.- 7.3.1 (Pyrolysis-) Field Ionisation (FI)and Field Desorption Mass Spectrometry (Py-FIMS, FDMS).- 7.3.2 Chemical Ionisation Mass Spectrometry (CIMS).- 7.3.3 Fast-Atom Bombardment Mass Spectrometry (FAB-MS).- 7.3.4 Laser-Desorption Mass Spectrometry.- 7.3.4.1 Matrix-Assisted Laser-Desorption Ionisation Time-of-Flight (MALDI-TOF) Mass Spectrometry.- 7.3.4.2 Laser-Desorption FT-Ion Cyclotron Resonance (LD/FT-ICR) Mass Spectrometry.- 7.4 Mass Spectrometry with Pre-Separated Mixtures (GC-, HPLC-, TLC-MS).- 7.4.1 On-Line Coupling of GC with Mass Spectrometry (GC-MS).- 7.4.2 On-Line Coupling of Separation Techniques for Non-Volatile Substances with Mass Spectrometry.- 7.4.3 A Typical Investigation.- 7.5 Mass Spectrometry with a Second Mass Spectrometer as Analyser (MS-MS, Tandem MS).- 7.5.1 Fundamentals.- 7.5.2 MS-MS of Additives.- 8 Structure Analysis by X-Ray Diffraction.- 8.1 Fundamentals.- 8.2 Inorganic Pigments and Fillers.- 8.3 Organic Pigments.- 9 Elemental Analysis.- 9.1 Atomic Emission Spectroscopy.- 9.2 Atomic Absorption Spectroscopy.- 9.3 Analysis of Surfaces: X-Ray Induced Photoelectron Spectroscopy (XPS).- 10 Bibliography.- 10.1 Books,Monographs,Reviews.- 10.2 Contributions in Journals.- 10.2.1 Additives in General.- 10.2.2 Antioxidants.- 10.2.3 Pigments,Fillers.- 10.2.4 Plasticisers.- 10.2.5 Stablishing Agents.- 10.2.6 Rubber Chemicals.- 10.2.7 Flameproofing and Blowing Agents,Antistatics,Biocides and Other Additives.- 10.2.8 Computer-Aided Data Evaluation,Special Techniques in Instrumental Analysis.- B FTIR Spectral Atlas of Plastics Additives.- 1 Decimal Classification of Additives.- 2 User’s Guide.- FTIR Spectra of Additives.- 3 Chemical Name Index.- 4 Trivial / Trade Names.- 4.1 Pigment CIE Name Index.