Measurement and Science

ISO/DIS 21501-1 - Determination of particle size distribution — Single particle light interaction methods — Part 1: Light scattering aerosol spectrometer
Categories: Particle size analysis. Sieving
Committee: ISO/TC 24/SC 4 (Particle characterization)
Origin: ISO
Close date: 16 Jan 2025
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ISO 16140-4:2020/DAmd 2 - Microbiology of the food chain — Method validation — Part 4: Protocol for method validation in a single laboratory — Amendment 2: Protocol for single-laboratory validation of identification methods of microorganisms
Categories: Microbiology
Committee: ISO/TC 34/SC 9 (Microbiology)
Origin: ISO
Close date: 27 Jan 2025
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EN ISO 16140-4:2020/prA2 - Microbiology of the food chain - Method validation - Part 4: Protocol for method validation in a single laboratory - Amendment 2: Protocol for single-laboratory validation of identification methods of microorganisms (ISO 16140-4:2020/DAM 2:2024)
Categories: Microbiology
Committee: CEN/TC 463 (Microbiology of the food chain)
Origin: CEN
Close date: 27 Jan 2025
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ISO 16140-3:2021/DAmd 1 - Microbiology of the food chain — Method validation — Part 3: Protocol for the verification of reference methods and validated alternative methods in a single laboratory — Amendment 1: Validated identification methods of microorganisms — Technical protocol for verification
Categories: Microbiology
Committee: ISO/TC 34/SC 9 (Microbiology)
Origin: ISO
Close date: 29 Jan 2025
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prEN IEC 60645-7:2024 - Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory evoked potentials
Categories: Measurement. Acoustics
Committee: CLC/SR 29 (error)
Origin: CENELEC
Close date: 31 Jan 2025
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IEC 60645-7 ED2 - Electroacoustics - Audiometric equipment - Part 7: Instruments for the measurement of auditory evoked potentials
Categories: Measurement. Acoustics
Committee: IEC/TC 29 (Electroacoustics)
Origin: IEC
Close date: 31 Jan 2025
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prEN ISO 32543-2 - Non-destructive testing - Characteristics of focal spots in industrial X-ray systems - Part 2: Edge method with hole type gauges (ISO/DIS 32543-2:2024)
Categories: Testing. Non-destructive
Committee: CEN/TC 138 (Non-destructive testing)
Origin: CEN
Close date: 04 Feb 2025
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ISO/DIS 32543-2 - Non-destructive testing — Characteristics of focal spots in industrial X-ray systems — Part 2: Edge method with hole type gauges
Categories: Testing. Non-destructive
Committee: ISO/TC 135/SC 5 (Radiographic testing)
Origin: ISO
Close date: 04 Feb 2025
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ISO/DIS 15664 - Acoustics — Noise control design procedures for open plant
Categories: Measurement. Acoustics
Committee: ISO/TC 43/SC 1 (Noise)
Origin: ISO
Close date: 10 Feb 2025
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prEN ISO 32543-3 - Non-destructive testing - Characteristics of focal spots in industrial X-ray systems - Part 3: Measurement of the effective focal spot size of mini and micro focus X-ray tubes (ISO/DIS 32543-3:2024)
Categories: Testing. Non-destructive
Committee: CEN/TC 138 (Non-destructive testing)
Origin: CEN
Close date: 11 Feb 2025
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ISO/DIS 32543-3 - Non-destructive testing — Characteristics of focal spots in industrial X-ray systems — Part 3: Measurement of the effective focal spot size of mini and micro focus X-ray tubes
Categories: Testing. Non-destructive
Committee: ISO/TC 135/SC 5 (Radiographic testing)
Origin: ISO
Close date: 11 Feb 2025
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ISO/DIS 11421 - Optics and photonics — Uncertainty of optical transfer function (OTF) measurement
Categories: Measurement. Optics and optical
Committee: ISO/TC 172/SC 1 (Fundamental standards)
Origin: ISO
Close date: 19 Feb 2025
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IEC 60721-3-5 ED3 - Classification of environmental conditions - Part 3: Classificationof groups of environmental parameters and their severities -Section 5: Ground vehicle installations
Categories: Testing. Environmental
Committee: IEC/TC 104 (Environmental conditions, classification and methods of test)
Origin: IEC
Close date: 21 Feb 2025
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prEN IEC 60721-3-5:2024 - Classification of environmental conditions - Part 3: Classificationof groups of environmental parameters and their severities -section 5: Ground vehicle installations
Categories: Testing. Environmental
Committee: CLC/SR 104 (error)
Origin: CENELEC
Close date: 21 Feb 2025
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prEN IEC 60721-3-7:2024 - Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 7: Portable and non-stationary use
Categories: Testing. Environmental
Committee: CLC/SR 104 (error)
Origin: CENELEC
Close date: 21 Feb 2025
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IEC 60721-3-7 ED3 - Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 7: Portable and non-stationary use
Categories: Testing. Environmental
Committee: IEC/TC 104 (Environmental conditions, classification and methods of test)
Origin: IEC
Close date: 21 Feb 2025
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ISO/CIE DIS 15469 - Spatial distribution of daylight — CIE standard general sky
Categories: Measurement. Optics and optical
Committee: CIE (International Commission on Illumination)
Origin: ISO
Close date: 25 Feb 2025
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ISO/DIS 24758-1 - Fine bubble technology — Evaluation method for determining the reactive oxygen species in ultrafine bubble dispersions — Part 1: Probe based kinetic model
Categories: Physics. Chemistry
Committee: ISO/TC 281 (Fine bubble technology)
Origin: ISO
Close date: 25 Feb 2025
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ISO/DIS 24758-2 - Fine bubble technology — Evaluation method for determining the reactive oxygen species in ultrafine bubble dispersions — Part 2: APF (3'-(p-aminophenyl) fluorescein) assay
Categories: Physics. Chemistry
Committee: ISO/TC 281 (Fine bubble technology)
Origin: ISO
Close date: 25 Feb 2025
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ISO/DIS 23131-2 - Ellipsometry — Part 2: Bulk material model
Categories: Metrology and measurement. General
Committee: ISO/TC 107 (Metallic and other inorganic coatings)
Origin: ISO
Close date: 04 Mar 2025
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