EPA Method 602/8020 Back Catalog number: 19197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM208 2,2',3,3',4,5,5',6,6'-Nonachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 71406 Tetramethylurea Price on request 13700-0341D-100MT Dichloroacetic Acid-d2, 100µg/ml in MTBE, 5ml Price on request