EPA Method 8250 Back Catalog number: 82522 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678373 beta-Cyfluthrin, 100 µg/ml, Acetonitrile, 5ml Price on request 2358.4-100-ME Tetramethylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 64-20-0 Price on request 9659.8-10MG Indole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 120-72-9 Price on request