PCB No. 50, 100µg/ml in Isooctane, 1ml

Tetrasul, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2227-13-6

Sodium 8-chloroperfluoro-1-octanesulfonate, 1.2ml x 50ug/ml, methanol

Fenthion, 100 µg/ml, Ethyl acetate, 5ml