EPA Method 8121 Analytes Back Catalog number: 83202 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8353.12-50-IO 3'-Fluoro-2,2',4,5,5'-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 2942.9-100-NN beta-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL, Price on request 3261.17-K-IO Methyl 9-trans- hexadecenoate, 1000µg/mL in Isooctane, 1ml Price on request