PCB Congener Internal Standard Mix Back Catalog number: 94569 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8723.12-K-IO Dimethyl sebacate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 106-79-6 Price on request 681842 p-Isopropyltoluene, 1ml Price on request 675346 Di-n-propyltin dichloride, 1000 µg/ml, Methanol, Price on request