17 alpha(H),21ß(H)-(22R)-Homohopane, 50µg/mL in isooctane, 1ml Back Catalog number: 1339.31-50-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended BB-4 2,2'-Dibromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 79500 Isopropyl ether Price on request 40000 EPA Method 601 Purgeable Halocarbons Price on request