Benzo(a)pyrene-d12 Back Catalog number: 71739 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2037.8-50-ME Perfluorooctane sulfonic acid , 50ug/ml, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1763-23-1 Price on request 679428 D11-Praziquantel, 10mg Price on request 8771.21-50-IO 3,3',5,5'-Tetrabromobisphenol A bis(2,3-dibromopropyl) ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21850-44-2 Price on request