Pyrene, 100 µg/ml, Cyclohexane, 1ml Back Catalog number: 678965 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 66050 PCB No. 50, 100µg/ml in Isooctane, 1ml Price on request 680394 Bis(tri-n-butyltin)oxide, 250mg Price on request 681944 Triazoxide, 100 µg/ml, Acetonitrile, 5ml Price on request