Semi-Volatile Mix Back Catalog number: 95222 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94567 PCB Congener Mix, 100µg/ml in Isooctane, 1ml Price on request 66203 2,2',3,4,4',5,5',6-Octachlorobiphenyl (203) Price on request 32511 o-Xylene Price on request