PCB Congeners Back Catalog number: 92262 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M218597 Menaquinone 4-d7, 0,25mg Price on request 2633.27-5UG 17ß(H),21ß(H)-25,28,30-Trisnorhopane (in mixture with 2632.27 (ß alpha-)), neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 92692-42-7 Price on request S4163-0.05 25-Hydroxyvitamin D3-[d3], 50μg/ml, 1ml Price on request