Pyraclofos, 100 µg/ml, Methanol, 1ml

Sodium 1H,1H,2H,2H-perfluoro-1-[1,2-13C2]-hexane sulfonate (4:2), 50µg/ml in MeOH, 1,2ml

Benzo(k)fluoranthene, 1000µg/ml in Acetonitrile, 1

RCRA - Soil 1,4-Dioxane