EPA Method 507 Surrogate Standard Back Catalog number: 19049 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N-AP-6:2FOSA 6:2 Fluorotelomer sulfonamide alkylamine (6:2 FTAA), 50µg/ml in MeOH, 1,2ml Price on request 50653 ICP Mix Price on request 9928.16-5MG 6:2 Di-PAPS-d4, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. Price on request