"Pehlivanov Engineering" Ltd. is a company that performs complex study, design, delivery and commissioning of environmental objects and environmental assessments and expertise.

Laboratory for testing and calibration of dust-gas emissions and imissions (LIC LIPGEI) is an independent unit within the structure of "Pehlivanov Engineering" Ltd. From 2004 until now the laboratory is accredited by the Executive Agency "Bulgarian Accreditation Service" according to the international standard BDS EN ISO / IEC 17025.

We provide the following services:

  • Testing of atmospheric air - emissions and imissions;
  • Performing parallel measurements to ensure the quality of continuous measuring stations by QAL 2 (quality level 2) and AST (annual surveillance) procedures as per BSS EN 14181 for applicable test characteristics from the scope of the accreditation for emissions.
  • Testing of water, soil and waste;
  • Testing of noise;
  • Sampling of air, water, soil and waste;
  • Calibration of gas analyzers;
  • Calibration of dust monitors in continuous measurement of gases;
  • Calibration of flowmeters in continuous measurement of gases ;
  • Calibration of hygrometers;
  • Digital thermometers;
  • Resistance temperature transducers;
  • Thermoelectric temperature transducers (thermocouples)



On 01/07/2021, the LIC LIPGEI get an re-accreditation – Ordinance No A395 / 01.07.2021, issued by EA BAS.

LIC LIPGEI is the only laboratory in the country that is accredited to perform parallel measurements to ensure the quality of continuous measurement stations by QAL 2 (quality level 2) and AST (annual surveillance) procedures according to BDS EN 14181 for applicable performance characteristics Testing from the scope of accreditation for emissions.

The quality policy determined the principles which are implemented during testing and calibration.

MANAGEMENT’S STATEMENT ON QUALITY POLICY