Petroleum Marker Standard Back Catalog number: 95589 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2753.14-1ML n-Octanophenone, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 1674-37-9 Price on request 9352.10-K-ME L-Nicotine,1000 µg/mL,MeOH,1mL Price on request 676866 D4-Dithianon, 100 µg/ml, Acetonitrile, 1ml Price on request