Vamidothion-sulfoxide, 100 µg/ml, Acetonitrile,

9,10-Dihydrobenzo[a]pyren-7(8H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 3331-46-2

2-sec-Butylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 89-72-5

IP 391-95 Calibration Curve, in n-Heptane, 4 x 1ml