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RigakuModel NEX OL -Process EDXRF Elemental Analyzer for Liquid Stream Applications

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Featuring advanced 3rd generation energy dispersive X-ray fluorescence (EDXRF) technology, the Rigaku NEX OL represents the next evolution of process elemental analysis for liquid stream applications. Designed to span from heavy industrial through to food grade process gauging solutions, the NEX OL is configurable for use in both classified and non-classified areas.
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The Rigaku NEX OL is engineered to solve a broad range of process control applications. Some of the most common applications include:

  • Effluent monitoring
  • Industrial: wastewater
  • Polyethylene / PET manufacturing: TPA and PTA catalysts
  • Metal finishing: plating, pickling, and pre-treatment baths
  • Mining: solvent extractions
  • Chemicals: blending additives and resins
  • Paper and plastics: release/barrier coatings, fire retardants, UV stabilizers
  • Woven and nonwoven fabrics: fire retardants, UV stabilizers
  • Petroleum: lubricating oil additives and blending
  • Pulp and paper: process water


  • Real-time process control by elemental analysis
  • Measure elements aluminum (Al) to uranium (U)
  • From ppm levels to weight percent (wt%)
  • Robust NEX QC+ optics with SDD detector
  • Industrial touchscreen user interface
  • Easy empirical calibration and routine operation
  • Toolless routine maintenance
  • Multiple remote analysis heads (non-classified)
  • No dangerous radioisotopes

The Rigaku NEX OL process analyzer is an advanced EDXRF instrument for on-line, multi-element analysis of aluminum to uranium for liquid stream applications. Designed to span from heavy industrial through to food grade process gauging solutions, the NEX OL is configurable for use in both classified and non-classified areas. For superior analytical performance and reliability, the EDXRF measuring head assembly comes from the well-established NEX QC+ high-resolution benchtop instrument. This proven technology combined with a 50 kV X-ray tube, a silicon drift detector (SDD), and a standardized, optimized suite of tube filters — the NEX OL serves a broad range of process control applications.