sixth volume Lorenzen, Douglas. American Society for Testing and Materials text Philadelphia, PA American Society for Testing and Materials c1986 monographic 471 p. : ill. ; 24 cm. "Papers presented at two symposia: the Third International Symposium on Industrial and Hazardous Waste presented at Alexandria, Egypt, 24-27 June 1985, and the Symposium on Environmental Test Method Development presented at Colorado Springs, CO, 8-9 May 1985"--3rd prelim. p. "ASTM publication code number (PCN) 04-933000-16." Hazardous wastes Factory and trade waste 628 AME 1986 A038 Or. 0803109318