Prallethrin, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 681916 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 681682 2,6-D, 100 µg/ml, Acetonitrile, 1ml Price on request 678499 Quintozene, 100 µg/ml, Acetonitrile, 1ml Price on request 2517.8-K-ME Caffeine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 58-08-2 Price on request