1-Nitrosopyrrolidine, 100µg/ml inMeOH, 5ml Back Catalog number: 684224 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 680276 D-Sorbitol, 250mg Price on request 62221 Aroclor 1221 in Transformer Oil Price on request 2629.35-50-IO 17ß(H),21 alpha(H)-(22RS)-Pentakishomohopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request