Fenthion, 100 µg/ml, Toluene, 1ml

Siloxane - Mix 8, 100µg/ml in Acetone, 5ml

PCB No. 3, 100µg/ml in Isooctane, 1ml

1,3-Dinitropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 75321-20-9