Measurement and Science

ISO/DIS 21256-2 - Fine bubble technology — Cleaning applications — Part 2: Test method for cleaning machine-oil stained surfaces of machined metal parts
Categories: Physics. Chemistry
Committee: ISO/TC 281 (Fine bubble technology)
Origin: ISO
Close date: 19 Mar 2026
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ISO/DIS 25222-2 - Non-destructive testing — Characterization and verification of ultrasonic air-coupled equipment — Part 2: Probes
Categories: Testing. Non-destructive
Committee: ISO/TC 135/SC 3 (Ultrasonic testing)
Origin: ISO
Close date: 13 Apr 2026
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prEN ISO 25222-2 - Non-destructive testing - Characterization and verification of ultrasonic air-coupled equipment - Part 2: Probes (ISO/DIS 25222-2:2026)
Categories: Testing. Non-destructive
Committee: CEN/TC 138 (Non-destructive testing)
Origin: CEN
Close date: 13 Apr 2026
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ISO/DIS 25347 - Biotechnology — Bioprocessing — General requirements for the purification of extracellular vesicles
Categories: Biology. Botany. Zoology
Committee: ISO/TC 276 (Biotechnology)
Origin: ISO
Close date: 24 Apr 2026
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ISO/IEC DGuide 98-5 - Guide to the expression of uncertainty in measurement — Part 5: Examples
Categories: Metrology and measurement. General
Committee: ISO/TMBG (Technical Management Board - groups)
Origin: ISO
Close date: 30 Apr 2026
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ISO/IEC Guide 98-3:2008/DAmd 1 - Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) — Amendment 1
Categories: Metrology and measurement. General
Committee: ISO/TMBG (Technical Management Board - groups)
Origin: ISO
Close date: 30 Apr 2026
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prEN IEC 61010-2-032:2026 - Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 2-032: Particular requirements for hand-held and hand-manipulated current sensors for electrical test and measurement
Categories: Testing. Electrical and electronic
Committee: CLC/TC 66X ("Safety of measuring)
Origin: CENELEC
Close date: 08 May 2026
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IEC 61010-2-032 ED6 - Safety requirements for electrical equipment for measurement, control, and laboratory use - Part 2-032: Particular requirements for hand-held and hand-manipulated current sensors for electrical test and measurement
Categories: Testing. Electrical and electronic
Committee: TC 66 (error)
Origin: IEC
Close date: 08 May 2026
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IEC 61869-9/AMD1 ED1 - Amendment 1 - Instrument transformers - Part 9: Digital interface for instrument transformers
Categories: Measurement. Electrical and magnetic
Committee: TC 38 (error)
Origin: IEC
Close date: 08 May 2026
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EN IEC 61869-9:2019/prA1:2026 - Amendment 1 - Instrument transformers - Part 9: Digital interface for instrument transformers
Categories: Measurement. Electrical and magnetic
Committee: CLC/TC 38 (Instrument transformers)
Origin: CENELEC
Close date: 08 May 2026
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