Thorium (Th) Back Catalog number: 57190 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L-PFOS Sodium perfluoro-1-octanesulfonate, 50µg/ml in MeOH, 1,2ml Price on request 0678.27-100UG Cholest-3,5-diene,neat,neat,100 µg, Price on request 72537 2-Isopropyltoluene Price on request