4,4'-DDD, 10.0 µg/ml, Cyclohexane, 10ml Back Catalog number: 679107 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 91682 Acetone 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 57122 Titanium (Ti) Price on request