GOST R ISO 13909-1-2010

Coffee. Determination of caffeine content. Method using high-performance liquid chromatography

Insulators for contact net of railways. General specifications

Stationary lead-acid batteries. Part 21. Valve regulated types. Methods of test

Electromagnetic compatibility of technical equipment. Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-1. Mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz intended for use in residential, commercial and light industrial environments. Immunity requirements and test methods

Resources saving. Waste treatment. Management related terms and definitions

Gate valves. Main parameters