Russian standards PDF
State system for ensuring the uniformity of measurements. Glass electrodes, including combination electrodes, for pH measurement in aqueous solutions. Verification procedure
Document status: Active
State system for ensuring the uniformity of measurements. pH-meters. Verification procedure
Document status: Active
State system for ensuring the uniformity of measurements. State verification schedule for noise spectral density means of measuring within the frequency range from 0,002 to 178,3 GHz
Document status: Active
State system for ensuring the uniformity of measurements. Means of measuring spectral density of radiance, spectral density of radiant intensity and spectral density of irradiance in the wavelength range of 0,2-25,0 mkm. Verification procedure
Document status: Active
State system for ensuring the uniformity of measurements. Instruments for measurement power and irradiance in the wavelength range from 10 to 30 nm. Verification procedure
Document status: Active
State system for ensuring the uniformity of measurements. State verification schedule for measuring instruments of the phase shift angle between two electric signals in the range of frequencies from 0,1 MHz to 65 GHz
Document status: Active