• Length
  - length measures - gauge blocks, cylindrical gauges
  - universal callipers, depth callipers and high callipers, callipers with digital display
  - micrometers – analogue, digital
  - length indicators
  - gauge block comparators
  - testing machines extensometers
  - graduated length measures
  - Measuring microscopes and profile projectors
  - laboratory sieves
  - surface plates (granite, steel and cast iron)
  - Object micrometer 
• Pressure
  - diaphragm and diaphragm box pressure gauges
  - electromechanical manometers and mechanical pressure gauges
  - pressure balances
• Force
  - material testing machines
  - force transducers
  
• Energy
  - pendulum impact testing machines
  
• Hardness
  - hardness testing machines (hardness meters)
  - hardness reference blocks
  
• Temperature
  - direct reading thermometers
  - indicators and simulators for resistance thermometers
  - indicators and simulators for thermocouples
  - temperature block calibrators
  - liquid thermometers
  - resistance thermometer with connected transmitter
  - thermocouples with connected transmitter
  - direct reading mechanical thermometers
  - temperature recorders
• Temperature and relative humidity
  - thermohygrometers
  - relative humidity and/or temperature sensors
  - relative humidity and/or temperature devices (calibrators)
  - climate chambers
  
• Torque
  - torque transducers
  - torque tools - torque wrenches, screwdrivers, transfer torque wrenches, torque calibrators
  
• Electricity and magnetism
  - electrical quantity measuring devices
  - current clamps
  - calibrators
  - high voltage sources
  - reference (standard resistors)
• Transformation factor
  - digital multifunction measuring devices
  
• Roughness
  - roughness measuring devices
  - roughness standards
  
• Аngle
  - angle blocks
  - master square 
  - protractors
  - inclinometers
  
• Mass
  - non-automatic weighing instruments – class I, II, III, IV
  - automatic weighing instruments – dispensers
  - weights class F1 and non-standard weights
  - weights class F2 and non-standard weights
  - weights class M_1, M_(1-2), M_2, M_(2-3), M_3 and non-standard weights
  
• Volume
  - glass and plastic volume measures
  - metal volume measures
  
• Time interval
  - time measuring devices (mechanical and electronic)
• Physicochemical and/or electrical quantities
  - conductometers
  - PH-meters
  

The calibration activities shall be carried out in an accredited laboratory in accordance with BDS EN ISO/IEC 17025:2018.