EPA Method 608Mix #4 Back Catalog number: 41004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 2145.8-50-ME 1H,1H-Perfluorooctane-1-ol, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-30-2 Price on request 9910.5-25MG 1-Penten-3-ol, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 616-25-1 Price on request