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We provide services for determination of activity concentrations/massic activities of radionuclides by high resolution gamma-spectrometry, as well as determination of 89Sr and 90Sr in the following samples:

  • non-consolidated sediments (mud, silt, sand etc.)
  • rocks
  • soil
  • food
  • biota
  • construction materials
  • raw materials
  • waste materials
  • aqueous solutions
  • waters (natural, drinking and waste)

We also provide services for determination of 55Fe in aqueous solutions and waters (natural, drinking and waste), 3H in natural, drinking and waste waters, and gross alpha and beta activites in non-saline waters and aqueous solutions.

For any further information about Laboratory services go to:


Our equipment consists of:

  • four high resolution gamma-spectrometers (HPGe detectors)
  • α/β low level counting system
  • two liquid scintillation counters
  • atomic absorption spectrometer (FAAS)
  • alpha spectrometer with PIPS detector
  • X-ray fluorescence spectrometar (EDXRF) with X-ray source
  • system for electrolitic enrichment of tritium
  • other laboratory equipment 

Contact - Head of Laboratory:

Željko Grahek,



Head of laboratory
+385 1 456 1060
Interni broj:

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