Petroleum Marker Standard Conc Back Catalog number: 95590 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93638 D-(+)-Galactose Price on request 50652 200.8Low Intermediate Standard - Parent Price on request 2857.18-50-ME 1H,1H-Perfluorooctadecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 242142-82-1 Price on request