Spectrometer-radiometer for gamma, beta and alpha radiation, measuring specific and volumetric activity of radionuclides in samples.
TRIO analyses samples of water, food, vegetation, building materials, soil, radiopharmaceuticals, rocks, chemical industry materials, alloys and scrap metal. It is used for environmental monitoring, nuclear safety and industrial quality control.
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| Energy range | Gamma 40 keV to 3000 keV; beta 65 keV to 4000 keV; alpha 1500 keV to 10000 keV |
|---|---|
| Relative energy resolution at 661.7 keV (Cs-137) | 3 % to 12 % depending on detector type |
| Maximum throughput | > 5 × 10⁴ cps |
| Integral nonlinearity | 1 % (gamma), 2 % (beta) |
| Instability over 24 hours | ±1 % |
| Operating conditions | +10 °C to +40 °C, humidity up to 80 %, 84 kPa to 106.7 kPa |
| Complete set | Detection unit, lead shielding with stable platform, multichannel analyser, analytical software package and cable set |
Source: Baltic Scientific Instruments, TRIO brochure (bsi.lv, retrieved November 2026). Full specifications are available in the documents.
