Thorium (Th) Back Catalog number: 57190 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2968.16-100-IO Temephos-d12 (O,O,O',O'-tetramethyl-d12), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219795-39-7 Price on request 683317 1,3-Diphenylguanidine, 1000mg Price on request 91701 Alcohol Mix 2, 20mg/ml in water, 1ml Price on request