EPA Method 617/8080/8250/8270 - Analytes Back Catalog number: 10033 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 3227.20-K-IO Arachidonic acid (5,8,11,14 all-cis), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-32-1 Price on request 0979.21-100-IOX10 d4 Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 205529-77-7 Price on request 677919 Profluralin, 100 µg/ml, Ethyl acetate, 1ml Price on request