EPA Method 525.2 Pesticide Mix #8 Back Catalog number: 30007 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 41021 1,4-Difluorobenzene Price on request PFECHS Perfluoro-4-ethylcyclohexanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request 73201 Oxadixyl Price on request