5520 A. Introduction References
5520 B. Liquid-Liquid, Partition-Gravimetric Method Reference
5520 B. Liquid-Liquid, Partition-Gravimetric Method Bibliography
5520 C. Partition-Infrared Method Bibliography
5520 D. Soxhlet Extraction Method Bibliography
5520 F. Hydrocarbons Bibliography
5520 G. Solid-Phase, Partition-Gravimetric Method Reference