EPA Method 8081A Pesticides QC Mix Back Catalog number: 92280 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70471 Perylene, 1000µg/ml in methylene chloride, 1ml Price on request 71677 1-Butene Price on request 8708.12-100-CY Decachlorobiphenyl, 100 µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2051-24-3 Price on request