EPA Method 8260 - Surrogate Standard Back Catalog number: 21002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended H946455 2-(Hydroxymethyl)butanoic Acid, 10mg Price on request 675777 Norflurazon, 100 µg/ml, Ethyl acetate, 5ml Price on request 0038.28-200-T Diphenanthro[9,10-b;9',10'-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 202-72-2 Price on request