IC Standard 1C Back Catalog number: 50701 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2629.35-50-IO 17ß(H),21 alpha(H)-(22RS)-Pentakishomohopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 52064 Spiking Standard 1 Price on request 72361 2-Butoxyethyl acetate Price on request