EPA Method 8260B Mix #4 Back Catalog number: 82466 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3338.12-100-CY Chlorfenvinphos, 100µg/mL, Solvent-c.hexane, Unit 1mL, # of units-1, Cas.no. 470-90-6 Price on request 676663 Isophorone, 1ml Price on request 12061.14-100-NN Phenanthrene-13C6,100 µg/mL,n-nonane,1mL Price on request