2,2’,4,4’,6,6’-Hexachlorobiphenyl (155) Back Catalog number: 66155 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 57178 Platinum (Pt) Price on request 54166 UV 254 Absorbance / DOC Price on request 79437 2-Chloroacetophenone Price on request