Base/Neutral Standard Back Catalog number: 94298 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70111 Dibenzo(a,e)pyrene Price on request C20590400 7H-Benzo[c]fluorene, 10mg Price on request 3684.18-K-IO 3-n-Tetradecylthiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 110851-66-6 Price on request