3,3’-Dimethylbenzidine

Profenofos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 41198-08-7

EPA Method 602 Purgeable Aromatics

1,2-Dibromoethylbenzene,1000 µg/mL,isooctane,1mL,