Organonitrogen Pesticides Back Catalog number: 94985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2316.9-100-AN Diuron Price on request 66154 PCB No. 154, 100µg/ml in Isooctane, 1ml Price on request 681491 13C3-Caffeine, 100 µg/ml, Methanol, 1ml Price on request