2,4'-Dichlorobenzophenone, 250mg

Phthalic acid, bis-2-ethylhexyl ester D4, 100µg/mL in Cyclohexane, 1ml

n-C15/n-C20, Pentadecane/Eicosane (Integration control) 1500 µg Pentadecane and 1000 µg Eicosane in 1mL isooctane n-Pentadecane/n-Eicosane = 3:2

Chrysene, 10.0 µg/ml, Acetonitrile, 10ml