GOST 31774-2012

Tungsten concentrate. Method of determination of bismuth

Nanotechnologies. Part 3. Carbon nano-objects. Terms and definitions

State system for ensuring the uniformity of measurements. Norms of measurement accuracy and acceptance of the values in the field of atomic energy use. Establishment and application

Alloyed and high-alloyed steels. Methods of bismuth determination

Ground feldsparic and quartzfeldsparic materials. Rules of reception. Methods of sampling and sample preparation for testing

United power system and isolated power systems. Thermal power plants. Heat-power equipment. Pre-launch steam-oxy- gen cleaning, passivation and preservation of the steam-water tract. Norms and requirements