Profenofos, 100 µg/ml, Toluene, 1ml

Octadecyl Sulfide, >96%, 25g

3,5-Dibromophenol, 1.2ml x 100ug/ml, toluene

Dibenzo[b,k]chrysene, Inquire, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 217-54-9