Biphenyl, 100 µg/ml, Cyclohexane, 5ml Back Catalog number: 674050 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 92703 Surrogate Standard Price on request 2037.8-10MG Perfluorooctane sulfonic acid Price on request 681215 Ethyl 3-methylbutanoate, 1ml Price on request