Base/Neutrals Surrogate Standard Back Catalog number: 90642 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0265.20-200-T Benzo[k]fluoranthene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 207-08-9 Price on request 8499.12-100-CY Dapsone Price on request 98913 1-Chlorooctadecane Price on request