EPA Method 551 “Mix B” Back Catalog number: 30395 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 53144 EPA 1638Mix A Price on request 0274.24-10MG Dibenzo[b,k]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 205-97-0 Price on request S-FC2241S-1.2ML Metolachlor (ring-13C6), 100µg/ml in n-Nonane, 1,2ml Price on request