Interstate system for ensuring the uniformity of measurements. Weight amouhts of the standard materials for preparation of the buffer solutions - operational pH standards of 2-nd and 3-rd classes. The technical and the metrological characteristics. Method

Norma vydána dne 1.8.2005

State system for ensuring the uniformity of measurements. Hydraulic presses for testing building materials. Verification methods and means

Norma vydána dne 1.1.1976

State system for ensuring the uniformity of measurements. State verification schedule for means of measuring heat conduction of solids in the range from 0.02 to 20 W/(m*K) at temperature from 90 to 1100 K

Norma vydána dne 1.1.2011

State system for ensuring the uniformity of measurements. State verification schedule for measuring means of magnetic induction of state magnetic fields within the range from 0,05 TO 2 T

Norma vydána dne 1.1.2001

State system for ensuring the uniformity of measurements. Indicating and recording pressure gauge with integrator of SSI. Methods of verification

Norma vydána dne 1.1.1976

State system for ensuring the uniformity of measurements. Measurement tool STs type for gear whell runout. Verification methods

Norma vydána dne 1.1.1976

State system of ensuring the uniformity of measurement. Measuring condenser microphones. Methods and means of verification

Norma vydána dne 1.1.1976

State system for ensuring the uniformity of measurements. "Artifical ear"-type measuring instruments. Methods and means of verification

Norma vydána dne 1.1.1976

State system for ensuring the uniformity of measurements. State verification schedule for 1 to 1x 10 minus 3 degree V/m2 degree irradiance. Measuring means within the wavelength range of 1-50 mc

Norma vydána dne 1.7.1994

State system for ensuring the uniformity of measurements. The temperature practical scales

Norma vydána dne 1.1.1976