Aroclor 1254 Back Catalog number: 90528 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 95275 PCB Mix 3.0 ppb Price on request 4M178 2,2',3,3',5,5',6-Heptachloro-4-methoxybiphenyl, 1.2ml x 48.5ug/ml, nonane Price on request 677352 Naphthalene, 100 µg/ml, Cyclohexane, 1ml Price on request