Thallium (Tl) Back Catalog number: 57281 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2828.16-50-ME Perfluorohexadecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 67905-19-5 Price on request C15845000 Pantothenic acid calcium, 250mg Price on request 680208 Nigericin sodium salt, 10mg Price on request