GOST 19310-98

Water quality. Sanitary-virological methods of water research

Bonded fluxes for submerged arc welding of carbon and low-alloy steels. General specifications

Solid biofuels. Determination of the water soluble chloride, sodium and potassium content

Plain snap-gauges with cemented carbide alloy plates for diameters from 3 to 180 mm. Dimensions

Aviation engines and engine components. Methods of aviation engine part cleaning. General technical requirements

State system for ensuring the uniformity of measurements. National standard. Standard reference data. Optically transparent materials based on CaLa2S4 – La2S3. Thermal conductivity in the temperature range from 80 K to 400 K