Pyrene Back Catalog number: 79663 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 22023 CLP - Pesticide Surrogate Spike Solution Price on request 673196 Amidosulfuron, 10.0 µg/ml, Acetonitrile, 10ml Price on request 680398 PCB 101, 10.0 µg/ml, Isooctane, 10ml Price on request