Thorium (Th) Back Catalog number: 57390 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9520.13-50-ME 1H,1,H,2H,2H-Perfluorodecyl acrylate-d3, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 2829.18-50-ME Perfluorooctadecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 16517-11-6 Price on request 96867 Dieldrin Price on request