2-Bromoacetophenone

Fenthion-oxon-sulfoxide, 10.0 µg/ml, Acetonitrile

alpha-1,2,3,4,5,6-Hexachlorocyclohexane-d6, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 86194-41-4

3,3'-Dimethylbenzidine