N-Nitrosopyrrolidine Back Catalog number: X9156 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0239.20-K-T Benzo[a]pyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 50-32-8 Price on request 673316 Haloxyfop-2-ethoxyethyl, 10.0 µg/ml, Acetonitrile Price on request 3952.3-K-ME 1,1-Dichloropropene,1000 µg/mL,MeOH,1mL, Price on request