Perchlorate Level 2 Back Catalog number: 59340 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0216.26-200-T Dibenzo[g,p]chrysene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 191-68-4 Price on request 91867 Aroclor 1232 Price on request 674540 D4-Picolinafen, 10.0 µg/ml, Acetonitrile, 10ml Price on request