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Overview ISO 80000-9:2019 - Quantities and units - Part 9: Physical chemistry and molecular physics defines the names, symbols, definitions and units for quantities used in physical chemistry and mol…
Overview ISO 80000-8:2020, titled Quantities and units - Part 8: Acoustics, is an internationally recognized standard developed in collaboration between ISO and IEC. This standard provides clear name…
Overview ISO 80000-2:2009 - "Quantities and units - Part 2: Mathematical signs and symbols to be used in the natural sciences and technology" provides standardized recommendations for mathematical no…
Overview ISO 80000-3:2006 - "Quantities and units - Part 3: Space and time" specifies names, symbols and definitions for quantities and units used to describe space and time. It standardizes how leng…
Overview ISO 80000-2:2019 - Quantities and units - Part 2: Mathematics is an international standard that defines mathematical symbols, their meanings, verbal equivalents and typical applications. Pri…
1 Scope ISO 80000‑5 gives names, symbols and definitions for quantities and units of thermodynamics. Where appropriate, conversion factors are also given.
What is ISO 80000-9 - Q uantities and units for physical chemistry and molecular physics about? Multiple systems of quantities developed across the world over time. Unified systems can facilitate res…
What is ISO 80000-7 - Quantities and units for light and radiation about? Multiple systems of quantities developed across the world over time. Unified systems can facilitate research and communicatio…
Overview ISO 80000-1:2022 - Quantities and units, Part 1: General provides the foundational definitions and principles for expressing physical quantities, units, symbols and coherent unit systems. It…
Overview - ISO 80000-10:2019 (Quantities and units - Atomic and nuclear physics) ISO 80000-10:2019 defines names, symbols, definitions and units for quantities used in atomic and nuclear physics. Thi…
Overview ISO 80000-11:2008, "Quantities and units - Part 11: Characteristic numbers", defines the names, symbols and concise definitions for dimensionless (characteristic) numbers used to describe tr…
Overview ISO 80000-5:2007, “Quantities and units - Part 5: Thermodynamics”, defines the names, symbols and definitions for thermodynamic quantities and their units. Published as part of the ISO/IEC 8…
1 Scope ISO 80000-7 gives names, symbols and definitions for quantities and units used for light and other electromagnetic radiation. Where appropriate, conversion factors are also given.
1 Scope ISO 80000-2 gives general information about mathematical signs and symbols, their meanings, verbal equivalents and applications. The recommendations in ISO 80000‑2 are intended mainly for use…
Overview ISO 80000-8:2020/AMD1:2025 is the first amendment to Part 8 of the ISO 80000 series, focusing on quantities and units related to acoustics. Published by the International Electrotechnical Co…
Overview ISO 80000-7:2019/AMD1:2025 is an important amendment to the international standard ISO 80000-7, which addresses quantities and units specifically related to light and radiation. Published by…
Overview ISO 80000-12:2019/Amd 1:2025 is an amendment to the internationally recognized ISO standard focusing on quantities and units in condensed matter physics. Developed by the International Organ…
Overview ISO 80000-4:2019/Amd 1:2025, Quantities and units - Part 4: Mechanics - Amendment 1, issued by the International Organization for Standardization (ISO), updates the foundational ISO 80000-4…
Overview ISO 80000-3:2019/AMD1:2025, titled Amendment 1 - Quantities and units - Part 3: Space and time, is an important update to the international standard governing the definitions, symbols, and u…
Overview ISO 80000-5:2019/AMD1:2025 is the first amendment to the second edition of ISO 80000-5, which covers quantities and units related to thermodynamics. Developed collaboratively by ISO Technica…
Overview ISO 80000-11:2019/AMD1:2025 is the first amendment to the international standard ISO 80000-11, titled Quantities and units - Part 11: Characteristic numbers. Published by ISO in collaboratio…
Overview ISO 80000-10:2019/AMD1:2025 is the first amendment to Part 10 of the ISO 80000 series titled "Quantities and units - Atomic and nuclear physics." This international standard, published by th…
Overview ISO 80000-9:2019/AMD1:2025 is the first amendment to the International Standard ISO 80000-9, which focuses on quantities and units specifically related to physical chemistry and molecular ph…
Overview ISO 80000-4:2006, "Quantities and units - Part 4: Mechanics" (IEC/ISO collaboration), defines the names, symbols and definitions for quantities and units of classical mechanics. The standard…
Overview ISO 80000-5:2019 - Quantities and units - Part 5: Thermodynamics defines names, symbols, definitions and units for thermodynamic quantities and, where appropriate, gives conversion factors.…
Overview ISO 80000-8:2007 - Quantities and units - Part 8: Acoustics, developed by the International Organization for Standardization (ISO) in collaboration with the International Electrotechnical Co…
Overview SIST EN ISO 80000-11:2020/A1:2026, titled Quantities and Units - Part 11: Characteristic Numbers - Amendment 1, is an important update to the international standard ISO 80000-11:2019. Prepar…
Overview EN ISO 80000-10:2019/A1:2025 is Amendment 1 to Part 10 of the ISO 80000 series: Quantities and units - Atomic and nuclear physics. Prepared by ISO/TC 12 in collaboration with CEN, this amend…
Overview SIST EN ISO 80000-12:2019/A1:2025 is a critical amendment to the international standard concerning quantities and units in condensed matter physics. Issued by the European Committee for Stan…
Overview EN ISO 80000-3:2020/A1:2025 is Amendment 1 to Part 3 of the ISO 80000 series, Quantities and units - Space and time. Published as a CEN-endorsed amendment in 2025, it updates terminology, no…
Overview SIST EN ISO 80000-9:2019/A1:2025 is an essential European and international standard that addresses quantities and units specifically within the fields of physical chemistry and molecular ph…
Overview SIST EN ISO 80000-8:2020/A1:2025 is the first amendment to the international standard ISO 80000-8:2020, focusing on quantities and units specifically related to acoustics. This amendment, ap…
Overview SIST EN ISO 80000-5:2019/A1:2025, published by CEN, is an amendment to the internationally recognized standard defining quantities and units in thermodynamics. Part of the comprehensive ISO…
Overview EN ISO 80000-4:2019/A1:2025 is an amendment to Part 4 of the ISO 80000 series, which defines quantities and units for mechanics. Published and adopted by CEN in 2025, this amendment updates…
Overview EN ISO 80000-9:2019/A1:2025 is Amendment 1 to Part 9 of the ISO 80000 series: Quantities and units - Physical chemistry and molecular physics. Prepared by ISO/TC 12 in collaboration with IEC…
Overview ISO 80000-7:2019/Amd 1:2025 is Amendment 1 to ISO 80000-7 (Quantities and units - Part 7: Light and radiation). Published by ISO and prepared by Technical Committee ISO/TC 12, this amendment…
Overview EN ISO 80000-8:2020/A1:2025 is the first amendment to the international standard ISO 80000-8:2020, focusing on quantities and units specifically related to acoustics. This amendment, approve…
Overview EN ISO 80000-12:2019/A1:2025 is a critical amendment to the international standard concerning quantities and units in condensed matter physics. Issued by the European Committee for Standardi…
Overview EN ISO 80000-11:2020/A1:2025, titled Quantities and Units - Part 11: Characteristic Numbers - Amendment 1, is an important update to the international standard ISO 80000-11:2019. Prepared by…
Overview EN ISO 80000-5:2019/A1:2025, published by CEN, is an amendment to the internationally recognized standard defining quantities and units in thermodynamics. Part of the comprehensive ISO 80000…
Overview EN ISO 80000-1:2022 - Quantities and units - Part 1: General (ISO 80000-1:2022) provides the foundational definitions, concepts and conventions for representing physical quantities and units…
Overview SIST ISO 80000-7:2020 - Quantities and units - Part 7: Light and radiation defines standardized names, symbols, definitions and units for quantities used in light, optical radiation and asso…
Overview EN ISO 80000-3:2020 (ISO 80000-3:2019) - "Quantities and units - Part 3: Space and time" is a sector-neutral standard that defines names, symbols, definitions and units for quantities of spa…
Overview EN ISO 80000-11:2020 - Quantities and units - Part 11: Characteristic numbers (ISO 80000-11:2019) is the CEN-adopted European version of the ISO technical specification that standardizes the…
Overview EN ISO 80000-8:2020 - Quantities and units - Part 8: Acoustics (ISO 80000-8:2020) is the CEN-adopted international standard that defines names, symbols, definitions and units for acoustic qu…
Overview EN ISO 80000-5:2019 / ISO 80000-5:2019 - Quantities and units - Part 5: Thermodynamics - is the internationally adopted CEN/ISO standard that defines names, symbols, definitions and SI units…
Overview EN ISO 80000-9:2019 - Quantities and units. Part 9: Physical chemistry and molecular physics is the CEN-adopted version of ISO 80000-9:2019. The standard defines names, symbols, definitions…
Overview EN ISO 80000-10:2019 - Quantities and units - Part 10: Atomic and nuclear physics (ISO 80000-10:2019) provides standardized names, symbols, definitions and units for quantities used in atomi…
Overview EN ISO 80000-2:2019 (Corrected version 2021-11) - Part 2 of the ISO 80000 series - defines standard quantities and units for mathematics, specifying recommended mathematical symbols, their m…
Overview EN ISO 80000-4:2019 - Quantities and units - Part 4: Mechanics is the CEN-adopted edition of ISO 80000-4:2019. The standard defines the names, symbols, definitions and SI units for quantitie…
