EPA Method 8260 - Surrogate Standard Back Catalog number: 21002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1109.13-K-T 2-Nitrofluorene-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 128008-87-7 Price on request 10338.23-25MG 9-Hydroxyrisperidone Price on request 3475.10-10MG 5,8-Dihydro-1,4-naphthoquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6295-28-9 Price on request