EPA Method 552.2 - Surrogate Standard Back Catalog number: 30109 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674051 Biphenyl, 10.0 µg/ml, Cyclohexane, 10ml Price on request 3380.19-100 Diflufenican, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 83164-33-4 Price on request MA9071 Oxygen electrolyte solution (230mL) for MW600 Price on request