Russian standards PDF
Solvents of R-4, P-4A, R-5, P-5A, R-12 type for paintwork materials. Specifications
Document status: Active
State system for ensuring the uniformity of measurements. Methods and means for verification of photoelectric illumination photometers
Document status: Active
State system for ensuring the uniformity of measurements. Measuring receivers. Methods and means for verification in frequency range from 1 to 37,5 GHz
Document status: Active
State system for ensuring the uniformity of measurements. Cathode-ray oscillographs. Methods and means for verification
Document status: Active
State system of ensuring the uniformity of measurements. Standard time and frequency signals radiated by specialized radio stations of the State service of time, frequency and the Earth rotation parameters determination. Time code
Document status: Replaced by GOST 8.515-2016