EPA Method 504 Back Catalog number: 81806 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3489.11-100 Profenofos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 41198-08-7 Price on request 0856.28-50-IO C28 Triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-33-8 Price on request 676450 Penthiopyrad, 10 µg/ml, Cyclohexane, 10ml Price on request