beta-Endosulfan, 100 µg/ml, Acetonitrile, 5ml

PAH Standard, 100µg/ml in Acetonitrile, 1ml

Acenaphthene, 100mg

Arochlor 1221 , 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11104-28-2