Isobutene Back Catalog number: 72431 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680836 D10-Biphenyl, 100 µg/ml, Cyclohexane, 1ml Price on request 676615 Fluorescamine, 250mg Price on request UFA-031S Methyl cis-7,10,13,16-Docosatetraenoate, 10mg/ml in Heptane, 1ml Price on request