Retention Time Verification Standard

2,2',3,4,4',5,6-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, nonane

(S)-1-[(10-Chloro-6,7-dihydro-4-oxo-3-phenyl-4H-benzo[a]quiniliizin-1-yl]carbonyl-2-pyrrolidinemethanol, Comet assay grade, 0.1mM, Solvent-DMSO, Unit 1mL certan, # of units-1, Cas.no. NA

4-Methyl-2,2',5,5'-tetrachlorodiphenylmethane