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 9424.8-100MG Valproic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 99-66-1 Price on request 1349.20-100-TX5 Benzo[k]fluoranthene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93952-01-3 Price on request 70725 Leptophos Price on request