WS Benzo(a)pyrene - Cal Check Back Catalog number: 91833 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1132.12-15K-10IO n-Dodecane, Selectivity Check Standard, 1.5Wt%, Solvent-isooctane, Unit 10mL, # of units-1, Cas.no. 112-40-3 Price on request 19253 OLM 04.2 Additional Analytes - Semi-Volatiles Price on request 91407 Florida 8100 - TPH n-Hydrocarbons C8-C40 Even Price on request