Food products, food raw materials. Method for determination of sulfonamides, nitroimidazoles, penicillins, amphenicols by high performance liquid chromatography - mass spectrometry
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
State system for ensuring the uniformity of measurement. Instruments for measurement of exposure and irradiance in the wavelength range 1 to 10 nm. Verification procedure
