Finnigan MAT - 262 RPQ TIMS system

Finnigan MAT - MAT261 Thermal ionization mass spectrometer

GV Instruments Ltd. - IsoProbe-T™

IsotopX Ltd - IsoProbe-T™

Micromass Ltd - Micromass Sector 54

Thermo Scientific - Finnigan TRITON

Thermolinear - WiFi - The High Precision Isotope Mass Spectrometer

VG Elemental - VG 354 TIMS