EPA Method 515.3 - Underivatized acids Back Catalog number: 30150 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0791.14-K-IO 9,10-Dihydrophenanthrene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 776-35-2 Price on request PCB-IS-C Mass-Labelled PCB Syringe Spike Solution, 1.2ml, nonane Price on request 0239.20-400-05CY Benzo[a]pyrene,400µg/mL,cyclohexane,0.5mL, Price on request