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ČSN is a protected designation of Czech national technical standards.
Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements
Standard published on 1.5.2025
Selected format:Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements
WITHDRAWN published on 1.12.2024
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WITHDRAWN published on 8.1.1954
Selected format:Measurement of colour
Standard published on 14.5.1990
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WITHDRAWN published on 8.2.1966
Selected format:Colorimetry - Part 1: CIE standard colorimetric observers
Standard published on 1.1.2020
Selected format:Colorimetry - Part 2: CIE standard illuminants
Standard published on 1.3.2023
Selected format:Colorimetry - Part 3: CIE tristimulus values
Standard published on 1.1.2020
Selected format:Colorimetry - Part 4: CIE 1976 L*a*b* colour space
Standard published on 1.1.2020
Selected format:Colorimetry - Part 5: CIE 1976 L*u*v* colour space and u´, v´ uniform chromaticity scale diagram
Standard published on 1.12.2024
Selected format:Latest update: 2026-01-01 (Number of items: 2 253 680)
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