EPA Method 551.1 Surrogate Standard Back Catalog number: 31102 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71054 2,4,6-Trichloroaniline Price on request 1694.16-K-IO 9-n-Propylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4037-45-0 Price on request R509705 Rilmenidine Hemifumarate, 10mg Price on request