N-Nitrosopiperidine, 100µg/ml in MeOH, 5ml Back Catalog number: 684226 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0977.27-100-IO d2 C27 alpha alpha alpha (20R)-Cholestane, 100µg/mL in Isooctane, 1ml Price on request 2862.7-50-ME 7H-Perfluoroheptanal, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 647-44-9 Price on request 79680 cis-Androsterone Price on request