STANDARDS AND REFERENCE SAMPLES

Vibroacoustic measurements

Time and frequency measurements

Measurements of geometric quantities

Pressure measurements, vacuum measurements

Measurements of mechanical quantities

Measurements of ionizing radiation parameters and nuclear constants

Measurements of flow parameters, consumption, level, and volume of substances

Measurements of the physical and chemical composition and properties of substances

Measurements of electrical and magnetic quantities

Optical and optical-physical measurements

Radiotechnical and radioelectronic measurements

Thermophysical and temperature measurements