EPA Method 8270 PAH Standard Back Catalog number: 97742 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended YA08273300TO Internal Standards Mix 33, 2000 ng/µl, 1ml Price on request 19250 1312 Semi-Volatiles Price on request 676776 Metrafenone, 10 µg/ml, Cyclohexane, 10ml Price on request