EPA Method 8260 - Surrogate Standard Back Catalog number: 25002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9767.13-1MG 4-tert-Ocylphenol-13C6, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. Price on request 57914 Silicon (Si) Price on request 52400 1.0M NaOH Standard Reagent Price on request