Petroleum Marker Standard Back Catalog number: 95589 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0677.27-100-IO 3, 5-Cyclocholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17132-01-3 Price on request 2245.15-50-5AN Deepoxy-deoxynivalenol, quantity corrected, 50µg/mL, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 88054-24-4 Price on request 60037 Canadian Drinking Water Phenoxyacid Herbicides Price on request