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Labor-saving Devices for Bioassay Laboratories

Robert J. HesselbergRalph M. Burress

出版	U.S. Department of the Interior, Fish and Wildlife Service, Bureau of Sport Fisheries and Wildlife, 1967
URL	http://books.google.com.hk/books?id=duaHHAAACAAJ&hl=&source=gbs_api

註釋

Three inexpensive pieces of labor-saving apparatus for bioassay laboratory use are described and illustrated. Construction, features, material costs, and use of a jar rinser, automatic liquid measuring vessel, and jar emptier are discussed.