1-Nitrosopyrrolidine, 100µg/ml inMeOH, 5ml Back Catalog number: 684224 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 59390 Cations Mix Price on request XA14283700AL Imidacloprid, 100µg/mL in 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