GOST 8867-89

State system for ensuring the uniformity of measurements. Sound level meters. Calibration methods

Nature protection. Hydrosphere. General requirements for methods of determination of petroleum products content in natural and waste waters

Dental rotary instruments. Number coding system. Part 2. Shape and specific characteristics

Form of passport, certificate of production, certificate of equipment installation and pipelines, the form of the certificate of installation of localizing safety systems, elements of localizing safety systems of nuclear power plant. The structure and content

Mechanical vibration. Laboratory measurements of structure-borne sound from building service equipment

Concrete mixture. Test method of determination of density