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 3426.12-100-CY Isodrin Price on request 2848.10-50-ME 1H,1H-Perfluorodecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-37-9 Price on request M23-B-78-CDF 2,3-Dibromo-7,8-dichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request