RCRA Perchlorate Back Catalog number: 55143 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2657.12-100-IO 3'-Fluoro-2,3,4'-trichlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 0733.15-500-IO Cadalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 483-78-3 Price on request 1857.10-K-IO 5-Methylindan, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 874-35-1 Price on request