PCB No. 169, 10µg/ml in Isooctane, 10ml Back Catalog number: L20016900IO Availability: In the manufacturer's stock Price on request - + Recommended 3603.32-5UG 17ß(H),21 alpha(H)-(22RS)-Bishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 53140 EPA 1620 Standard 2 Price on request 2698.19-10MG Nortriptyline hydrochloride Price on request