GOST 16739-88

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

Occupational safety standards system. Respiratory protective devices. Continuous flow compressed air line breathing apparatus. Requirements, testing, marking

Dentistry. Guidance on colour measurement

Reagents. Method for determination of silica impurity

Mining equipment. Mine face conveyers jacks. General technical requirements and test methods

Low-voltage electrical installation. Part 7-713. Requirements for special installations or their locations. Furniture