1. Leather - Chemical tests - Determination of pentachlorophenol content (ISO 17070:2006)
2. Semivolaitle organic compounds by gas chromatography/mass spectrometry (GC/MS), EPA 8270C
3. Soxhlet Extraction, EPA3540C, Revision 3
4. Semivolaitle organic compounds by gas chromatography/mass spectrometry (GC/MS), EPA8270D
5. Safety of toys - Part 10: Organic chemical compounds - Sample preparation and extraction, ICS 97 2005