Thulium (Tm) Back Catalog number: 58069 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 93540 Morpholine Standard Price on request 59911 Cations Standard (Parent) Price on request 3640.5-K-IO Methyl isobutyrate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 547-63-7 Price on request