EPA 1620 Standard 2 Back Catalog number: 53140 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 92134 EPA Method 525 Pesticide Standard Price on request 2781.9-100-CY Fenitrothion, 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 122-14-5 Price on request 8673.12 Norflurazon, , Solvent-, Unit , # of units-, Cas.no. 27314-13-2 Price on request