GOST 22743-85

Labour safety standards system. Working zone air. Requirements for measurement techniques of hazardous matter concentrations

Low-voltage switchgear and controlgear assemblies. Part 3. Distribution boards intended to be operated by ordinary persons

Concrete reinforced constructions of high passenger platforms. Specifications

Startstop and synchronous telegraph distortion meters. Types and main characteristics

Copper. Method of spectral analysis by oxide standard specimens

State system for insuring the uniformity of measurements. Microbeam analysis. Quantitative analysis using energy-dispersive spectrometry (EDS) for elements with an atomic number of 11 (Na) or above