PCB Congener Mix #1 Back Catalog number: 94979 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2200.10-K-IO 1,2,3,5-Tetramethylbenzene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 527-53-7 Price on request 684108 Propazine, 10.0 µg/ml, Acetonitrile, 10ml Price on request 73422 1,2-Methylenedioxybenzene Price on request