Test protocols for environmental fate & movement of toxicants proceedings of a symposium, Association of Official Analytical Chemists, 94th annual meeting, October 21, 22, 1980, Washington, DC - Arlington, VA AOAC c1981 - vi, 330 p. ill. 25 cm. Subjects--Topical Terms: Pesticides--Environmental aspects--MeasurementPollution--Environmental aspects--Measurement Dewey Class. No.: 574.5 / 222