Portable XRF Spectrometers


Portable Benchtop/CounterTop XRF Analyzer

Safety Interlocked

Self Contained

CTX Benchtop / Desktop XRF


Up to 48 elements analyzed, wide elemental range, from Mg to U.
Safety Interlocks
Sample sensor & closed lid sensor.
7 kg
CTX is lightweight and truly field portable.


The portable Counter Top XRF (CTX) is small, light-weight, safety-interlocked, and battery operated. At 7 kilograms in weight, the self-contained CTX is truly portable, and has a small footprint of only 14 cm in width. Up to 48 elements analyzed per calibration. Wide elemental range, from Mg to U.

Other innovative features include:

  • Latest graphene window SDD detector for excellent light element sensitivity
  • Patented DetectorShield™ for long term performance and minimal service
  • New powerful X-ray source with precise SharpBeam™ collimator
  • High speed pulse processing electronics
  • Consistent sample presentation with index markings for better precision


CTX Benefits at a Glance:

  • Wide application and elemental Range (Mg - U)
  • Detects concentrations from part per million (ppm) to 100%
  • Robust, splash and dust proof stainless steel construction
  • Dual safety interlocked piece of mind
  • Very small footprint: 14 x 25 cm



CTX Specifications

Size / Weight

Lightweight: 7.1 kg with battery

Very compact ( WxDxH) : 13.5 cm x 25 cm x 35 cm  

Excitation Source

Model 800: 50kV, 4W, Rh-target

Model 500: 40kV, 2W, Rh-target

Model 500S: 29kV, 2W, Rh-target

Detector SDD detector with graphene window, detector shield

Typical resolution < 145eV @ 450,000cps
Sample Chamber

Safety interlocked

Internal dimensions (WxDxH): 12 cm c 13.5 cm x 8.5 cm

Elemental Range

Model 800/500S: Mg-U

Model 500: Cl-U



CTX Software Downloads

  • Bruker Toolbox software tools (16.5 MB .zip file)
  • S1 Data Tool demo version (230 MB .zip file) report generation software Without a hardware key (dongle) the software runs in testmode, which means that it is not possible to print/save reports or export results to EXCEL/textfiles, and the number of database records is limited to 30!

    To purchase a dongle and unlock the full functionality, please contact Bruker.

    Download the ZIP file to your computer, unzip it into a folder on your harddisk, start setup.exe and follow the on screen instructions.
        After starting the software, you have to enter a username and password.
        Username: admin
        Password: admin


CTX Service and Support

Support Programs flyer (0.3 MB .pdf file)