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State system for ensuring the uniformity of measurements. Analyzers of oxygen dissolved in water. Verification procedure

Document status: Active

Safety in coal mines. Terms and definitions

Document status: Replaced by GOST R 57717-2024

Flange union elbows for tube connections on internal cone. Construction and dimensions

Document status: Active

Safety in electroheat equipment. Part 3. Particular requirements for induction and conduction heating devices and induction furnaces

Document status: Cancelled

Spring nonalloy and alloy steel product. Specifications

Document status: Active

Drinking medicinal, medicinal-table and natural table mineral water. Methods of determination ammonium ions

Document status: Active