Group 1a PCB’s - Aroclor Toxicity Back Catalog number: 66211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677557 tert-Butylhydroquinone, 250mg Price on request 682411 2-Dimethylaminoethanol, 1000mg Price on request 677710 2-Methylnaphthalene, 100 µg/ml, Acetonitrile, 1m Price on request