Surrogate Mix Back Catalog number: 91986 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95785 EPH Aromatic Hydrocarbons Price on request 2611.22 5,6,7,8,9,10-Hexahydrobenz[ghi]perylene, Please inquire, Solvent-, Unit , # of units-, Cas.no. 35281-51-7 Price on request 673197 Amidosulfuron, 100 µg/ml, Acetonitrile, 5ml Price on request