Thallium (Tl) Back Catalog number: 57481 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71151 Caffeine, 1000µg/ml in MeOH, 1ml Price on request NAP3MHPS Sodium perfluoro-3-methylheptanesulfonate, 1.2ml x 50ug/ml, methanol Price on request 1696.17-K-IO 9-n-Butylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3952-42-9 Price on request