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 90617 Ethanol, 2000µg/ml in Water, 1ml Price on request 673663 Phosmet, 10 µg/ml, Ethyl acetate, 10ml Price on request 2590.6-50-ME Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-24-4 Price on request