Octachlorostyrene, 100µg/mL in Cyclohexane, 1ml

2378-TCDF Specificity Mix for DB/BP/HP/Rtx/SPB -225, 1.2ml, nonane

n-Perfluoroheptanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 375-85-9

Methacrifos, 100 µg/ml, Acetonitrile, 1ml