GOST 1683-71

Ozonization equipment. Safety requirements

Optics and photonics. Optic glass. Method for determination wave aberration by birefringence

State system for ensuring the uniformity of measurements Q-0272-2 second order of accuracy quality factor standard measures. Methods and means of verification

Building construction machinery and equipment. Mobile crushers. Part 1. Terminology and commercial specifications

Electronic components for surface mounting at electronic radio equipment. Constructional compatibility requirements

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-2. Immunity requirements for mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz and intended for use in industrial environments