cis-Tramadol HCl Back Catalog number: 96504 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-1234689-1 1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 1ug/ml, nonane Price on request 2690.34-5UG 17ß(H),21 alpha(H)-(22S)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. 79897-70-4 Price on request 679820 Sulfaquinoxaline sodium salt, 100 µg/ml, Methanol Price on request