PCB No. 16, 100µg/ml in Isooctane, 1ml

2,4'-DDT D8, 5mg

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

Levetiracetam, 100µg/ml in Acetonitrile, 5ml