EPA Method 633.1 Analytes Back Catalog number: 40049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72081 2-Methyl-4,6-dinitrophenol-d2 Price on request 83537 Acetone-DNPH Price on request 66019 2,2',6-Trichlorobiphenyl (19) Price on request