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 26013 EPA Method 8260B Purgeable Internal Standard Price on request 2427.6-K-IP 4-Bromophenol-2,3,5,6-d4,1000 µg/mL,isopropanol,1mL, Price on request R07165-100ME5 Pharma - Mix 3, 100µg/ml in MeOH, 5ml Price on request