Group 1a PCB’s - Aroclor Toxicity Back Catalog number: 66211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673246 Demeton-S-methyl, 10.0 µg/ml, Acetonitrile, 10ml Price on request 2265.12-100-IO 2,2',3,5'-Tetrachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 41464-39-5 Price on request 2610.22-10UG 3,4-Dihydrobenzo[ghi]perylene, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 16310-65-9 Price on request