EPA Method 531.1 - Analytes Mixture Back Catalog number: 33042R Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 30177 EPA Method 548.1 Analyte Price on request 2570.24-1MG o-Quarterphenyl, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 641-96-3 Price on request MBP-189 2,3,3',4,4',5,5'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request