TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 500 ug/plate REFERENCE : AEMIDF Applied and Environmental Microbiology. (American Soc. for Microbiology, 1913 I St., NW, Washington, DC 20006) V.31- 1976- Volume(issue)/page/year: 42,641,1981