Perfluorohexanesulfonic acid; PFHxS, 95%, 250mg

4,4'-DDT, 100 µg/ml, Methanol, 1ml

7-Methylbenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-77-0

Isoprocarb