Borehole Gamma Spectrometer

Borehole Gamma Spectrometer is used for:

  • Determination of underground orientation of transuranium ores in their natural beddings (headings, mines, boreholes)
  • ...

NitroSPEC-X Hand-Held XRF Spectrometer

NitroSPEC-X is used for in-situ and laboratory measurement of characteristic X- and γ – radiation

Flowing HPGe Spectrometer

Highly efficient control of radionuclide materials with low activity.

All products


Now you have possibility to get your HPGe detector with electrical cooling based on Stirling type cooler. We call it MONOLITH.

We would like to inform you that we have finished development of a new MCA named BOSON.

Saskaņā ar 2014. gada 10. jūnijā starp SIA “Baltic Scientific Instruments” un v/a „Latvijas Investīciju un Attīstības Aģentūra” noslēgto līgumu Nr.L-ĀTA-14-2177 par projekta....

We have developed, tested and start to offer to valuable customers an integrated All-In-One Gamma Spectrometer based on HPGe detector.



Baltic Scientific Instruments (BSI) was established in 1994 on the basis of Riga Research and Development Institute for Radio-Isotope Apparatus (RNIIRP, est.1966), which belonged to Ministry for Atomic Energy.

The company Baltic Scientific Instruments specializes in the development and fabrication of the spectrometric devices based on semiconductor and scintillation detectors. Our products are applied in nuclear energetic and ecology, geology and mineral resource industry, medicine and research activities, customs control and other spheres.