2,2’,3,3’,4,5-Hexachlorobiphenyl (129) Back Catalog number: 66129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73343 trans-Aconitic acid Price on request 682966 Surrogate Mix ISO 27065 and ISO 18889, , , 100ml Price on request 0408.30-150-CYX10 n-Triacontane, ?13C: -28.60, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 638-68-6 Price on request