4,4'-Butylidenebis(6-tert-butyl-m-cresol) Back Catalog number: 71920 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71377 3-Methylsulfolane Price on request 681024 Coumaphos, 10.0 µg/ml, Cyclohexane, 10ml Price on request 52040 Interference Standard Mix 2 Price on request