Oxygenates Mix Back Catalog number: 95130 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10037.4-10MG 4-Nitrosopiperazin-2-one,neat,neat,10mg, Price on request 0263.20-10-AN Benzo[b]fluoranthene, 10µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 205-99-2 Price on request 0032.22-10UG (5)Helicene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 188-52-3 Price on request