PCB Congeners (10 ppm) Back Catalog number: 97819 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681945 Triazoxide, 10.0 µg/ml, Acetonitrile, 10ml Price on request 59743 ICP-MS Mix #4 Price on request 2883.29-5UG 17ß(H),18 alpha(H)-28-Nor-spergulane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request