GOST 9229-72

Feeds, mixed feeds and raw material. Methods for determination of nitrate and nitrite

Nuclear power plants. Instrumentation and control systems important for safety. Requirements for electrical supplies

Compression springs. Design and dimensions

Luminaires with built-in transformers for filament lamps. General specifications

Reagents. Ammonium thiocyanate. Specifications

Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBO's). Part 2-1. Applicability of the general rules to RCBO's functionally independent of line voltage