4-Isobutylbenzoic acid Back Catalog number: 72729 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 12171.3-2K-ME Acetone-2-13C,2000 µg/mL,MeOH,1mL, Price on request 2587.32-10UG Dinaphtho[2,1,8,7-defg;2',1',8',7'-opqr]pentacene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 188-91-0 Price on request 33711 2-Methylhexane Price on request