Isobutanol Back Catalog number: 90489 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2790.9-100-AN 2,4,5-Trimethylaniline,100 µg/mL,acetonitrile,1mL, Price on request L469375 Lofentanil, 1mg Price on request 0218.17-200-T 11H-Benzo[b]fluorene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 243-17-4 Price on request