Monocrotophos, 100 µg/ml, Toluene, 1ml

84 µS/cm calibration solution (230mL)

n-Dotriacontane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 544-85-4

Lindane (BHC gamma isomer), 250mg