GOST 24415-80

Electrical steel. Methods of test for magnetic and electrical properties. Method for measurement of relative magnetic permeability and specific magnetic losses by a.c. bridge

Regulation for establishment of permissible limits of pollutant emissions by economic entities being projected and in operation and methods of determination of the limits

Washer-disinfectors. Part 1. General requirements, terms and definitions and tests

Acoustics. Audiometric test methods. Part 1. Pure-tone air and bone conduction audiometry

Leather. Measurement of area

Resources saving. Waste management. Guidelines and methods for the recovery of plastics waste