SDWA Perchlorate Back Catalog number: 55099 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91816 Surrogate Standard Price on request 30854 2,4,6-Trichlorophenol Price on request 3045.15-K-IO n-Nonylbenzene-2,3,4,5,6-d5, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20216-93-7 Price on request