PCB No. 55, 100µg/ml in Isooctane, 1ml Back Catalog number: 66055 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677067 Aztreonam, 50mg Price on request 0036.20-200-T Cholanthrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 479-23-2 Price on request 9392.20-50UG 8:2 Di-PAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 678-41-1 Price on request