TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Protozoa - Euglena gracilis DOSE/DURATION : 2 mg/L REFERENCE : JPROAR Journal of Protozoology. (Soc. of Protozoologists, P.O. Box 368, Lawrence, KS 66044) V.1- 1954- Volume(issue)/page/year: 17,129,1970