EPA Method 548.1 Analyte Back Catalog number: 30277 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79223 Prometryne Price on request 675644 Propetamphos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 2291.8-1G Terephthalic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 100-21-0 Price on request