EPA Method 525 - PAH Standard Back Catalog number: 19262 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA10332100AC Atrazine-desisopropyl D5 (ethylamino D5), 100µg/ml in Acetone, 1ml Price on request 9758.20-100-IO Iso-pentyl benzyl phthalate (3-Methylbutyl benzyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 72170-46-8 Price on request 675253 Tritosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request