4,4’-Butylidenebis(6-tert-butyl-m-cresol) Back Catalog number: 93223 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0451.3-150-CYX10 GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. Price on request 677032 UV-320, 100mg Price on request MBP-170 2,2',3,3',4,4',5-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request