Volatile Standard Back Catalog number: 93911 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1706.9-K-2AN DL-N-Nitrosonornicotine-d4, 1000µg/mL, Solvent-acetonitrile, Unit 2mL, # of units-1, Cas.no. 66148-19-4 Price on request 43007 Benzo(a)anthracene-d12 Price on request 30331 Isopropyl benzene, 200µg/ml in MeOH, 1ml Price on request