2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 11114.8-50-ME 1,2,5,6-Tetrabromocyclooctane,50 µg/mL,MeOH,1mL, Price on request 72616 4-Nitrophenol-d4, 1000µg/ml in MeOH, 1ml Price on request M325664 Methyl Paraben-13C6, 1mg Price on request