State system for ensuring the uniformity of measurements. Pressure gauges, vacuum pressure gauges, vacuum manometers, draught gauges, delivery head meters and draught head gauges with unified electric (current) output signals. Methods and means of verific

Norma vydaná dňa 1.1.1975

State system for ensuring the uniformity of measurements. The 1-st order micromanometers of MKM-type. Methods and means of veri

Norma vydaná dňa 1.1.1984

State system for ensuring the uniformity of measurements. Volumetric glass ware, standard. Methods and means of verification

Norma vydaná dňa 1.1.1975

State system for ensuring the uniformity of measurements. Standard reference data. Xenon, liquid and gaseous. Density, enthalpy, entropy, isochoric and isobaric heat capacities and speed of sound at temperatures from 162 K to 750 K and pressures up to 100

Norma vydaná dňa 1.12.2021

State system for ensuring the uniformity of measurements. Standard reference data. Orthohydrogen, liquid and gaseous. Density, enthalpy, entropy, isochoric, isobaric heat capacities and speed of sound at temperatures from 15 K up to 1000 K and pressures u

Norma vydaná dňa 1.12.2021

State system for ensuring the uniformity of measurements. Standard reference data. Parahydrogen, liquid and gaseous. Density, enthalpy, entropy, isochoric, isobaric heat capacities and speed of sound at temperatures from 14 K up to 1000 K and pressures up

Norma vydaná dňa 1.12.2021

State system for ensuring the uniformity of measurements. Certified objects in the field of the use of atomic energy. Development and certification procedure

Norma vydaná dňa 1.6.2022

State system for ensuring the uniformity of measurements. Net oil as a part of oil-gas-water mixture quantity and quality parameters metering stations and metering units. Metrological and technical requirements

Norma vydaná dňa 1.2.2022

State system for ensuring the uniformity of measurements. Mass of oil in the oil-gas-water mixture. Method of measurements by the indirect method of dynamic measurements and the indirect method based on the hydrostatic principle using separation measuring

Norma vydaná dňa 1.7.2022

State system for ensuring the uniformity of measurements. Mass of oil in the oil-gas-water mixture. Method of measurement by the direct method of dynamic measurements using of separation measuring units

Norma vydaná dňa 1.7.2022