17 alpha(H),21ß(H)-(22S)-Homohopane, 50µg/mL in Isooctane, 1ml Back Catalog number: 1338.31-50-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 79285 beta-BHC Price on request 79397 Caffeine Price on request MDD-124679 1,2,4,6,7,9-Hexachloro(13C12)dibenzo-p-dioxin, 1.2mL x 50ug/mL, toluene Price on request