Occupational safety standards system. Protective clothing and other personal protective equipment. Test method for convective heat resistance using a hot air circulating oven

Standard published on 1.10.2022

Electric motor frequency changers with rated power of 250 kW and above. General specifications

Standard published on 1.1.1984

Iron ores, concentrates, agglomerates and pellets. Methods of sampling and sample preparation for size determination

Standard published on 1.7.1980

Acoustics. Sound-scattering properties of surfaces. Part 1. Measurement of the random-incidence scattering coefficient in a reverberation room

Standard published on 1.12.2012

Acoustics. Sound-scattering properties of surfaces. Part 2. Measurement of the directional diffusion coefficient in a free field

Standard published on 1.12.2015

Chalk. Kinds, marks and general technical requirements

Standard published on 1.1.1973

Carbonaceous materials used in the production of aluminium. Determination of baking level expressed by equivalent temperature

Standard published on 1.7.2017

Magnetically operated contacts. Terms and definitions

Standard published on 1.7.1983

Dried fruits. Acceptance rules, methods of testing

Standard published on 1.1.1987

Cotton and blended fabrics finished with synthetic resins. General specifications

Standard published on 1.1.1982