Pyrene, 100µg/ml in Acetonitrile, 1ml Back Catalog number: 92072 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680373 Ethylene thiourea, 100 µg/ml, Acetonitrile, 1ml Price on request 59001 Multi-Element Check Standard Price on request 93927 Semi-Volatile Surrogate Standard Price on request