GOST 1145-80

Low-voltage switchgear and controlgear. Part 5-3. Devices and switching elements of control circuits. Requirements for proximity devices with defined behaviour under fault conditions

Wooden glued laminated bearing structures. Visual sorting of laminates to strength classes

Silver. Method of atomic-emission analysis

Automobile roads of general use. Crushed stone and gravel from rocks. Determination of moisture

Interstate system for ensuring the uniformity of measurements. Weight amounts of the standard materials for preparation of the buffer solutions - operational pH standards of 2-nd and 3-rd classes. The technical and the metrological characteristics. Methods of them

Occupational safety standards system. Special footwear for protection against risks in foundries and welding shops. Part 1. Requirements and methods of testing shoes against risks in foundries