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

Die Norm herausgegeben am 1.1.1975

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

Die Norm herausgegeben am 1.1.1984

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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 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

Die Norm herausgegeben am 1.7.2022