TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Microorganism - not otherwise specified DOSE/DURATION : 400 ppm/2H (Continuous) REFERENCE : SOGEBZ Soviet Genetics. English translation of GNKAA5. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) V.2- 1966- Volume(issue)/page/year: 4,1466,1968