EPA Method 525.2Mix #1 Back Catalog number: 92207 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2831.9-50-ME 2H,2H,3H,3H-Perfluorononanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 27854-30-4 Price on request 50222 Conductance @ 20°C [50 µmho/cm] Price on request 675967 D5-Acetochlor, 100 µg/ml, Acetonitrile, 1ml Price on request