EPA Method 552.1 - Surrogate Standard Back Catalog number: 31057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1152.32-10MG n-Dotriacontane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 544-85-4 Price on request 8232.6-1ML Cyclohexanone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 108-94-1 Price on request 73353 Benfuracarb Price on request