Petroleum Marker Standard Back Catalog number: 95589 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678085 Cycluron, 100 µg/ml, Acetonitrile, 1ml Price on request 673617 delta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml Price on request ACQ-SE13-015 Ethanol standard in serum,1.3g/L,serum, 1.5mL Price on request