4H-Cyclopenta[def]phenanthren-4-one,1000 µg/mL,toluene,1mL,

Sulfur Standard: S @ 100 µg/g (0.0100 wt%) in #2 Diesel Fuel

Perfluoro-n-tridecanoic acid, 1.2ml x 50ug/ml, methanol

Pesticide-Mix 62, 10µg/ml in Cyclohexane, 10ml