GOST 18288-87

Occupational safety standards system. Means and methods of noise protection. Classification

Melted welding fluxes. Methods of calcium and magnesium oxide determination

Optical instruments for surface roughness parameters measuring. Basis parameters and types

Chemically resistant and heat resistant ceramic wares. The method for determination of compression strength

Copper of high purity. General requirements for methods analysis

State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring volumetric flow of gas within the range of 1x10 in minus 6 up to 1x10 in 2 degree m3/s