Native PAH Solution/Mixture, 1.2ml, toluene Back Catalog number: EPA-PAH-STK Availability: In the manufacturer's stock Price on request - + Recommended 81512 EPA Method 615/8150A Herbicides Underivatized Price on request 1134.14-K-ME n-Tetradecane Price on request 0745.12-K-IO 5-Ethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 42775-75-7 Price on request