EPA Method 551.1 Internal Standard Back Catalog number: 32103 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 82483 EPA Method 8325 Surrogate Standard Price on request 3801.12-50-IO 3'-Fluoro-2,3,4,5,6-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 29779-02-0 Price on request 73357 Flutriafol Price on request