Proquinazid, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 675248 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12063.11-100-AN Isoprocarb,100 µg/mL,acetonitrile,1mL Price on request 52070 Spiking Standard #2 Price on request 1635.20-200-T 1-/3-Nitrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 70021-99-7/70021-98-6 Price on request