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Database: 365,228(8 Aug 2026)

Instrument difference

Instrument difference, Total:96 items.

The international standard classification for "Instrument difference" includes: Horology in general , Pigments and extenders , Measuring instruments , Metrology and measurement in general , Analytical chemistry in general , Ophthalmic equipment .

The Chinese standard classification for "Instrument difference" includes: Horology , Basic standards and general methods for dye , Measuring tool and instrument , Drug testing instrument , Monitoring instrument , Electrochemical, thermochemistry and optical profile type analyzer , Medical optical instrument and endoscope , Mobile communication equipment .


Professional Standard - Energy and Power Planning

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 22776-2008 Tolerances and fits for timekeeping instruments - Tolerances of plastic parts
  • GB/T 26091-2010 Gear single-flank meshing integrated error measuring instrument
  • GB/T 6689-1986 Determination of colour difference of dyes(Instrumental method)

Professional Standard - Light Industry

  • QB/T 1989-1994 Tolerances for chronograph instruments and tolerances for mating plastic parts

Professional Standard - Nuclear Industry

  • EJ/T 822-1994 Regulations on Errors of Radiation Protection Instruments

Group Standards of the People's Republic of China

  • T/CQAMSA 0030-2025 Technical regulations for error adjustment before instrumentation and measurement

Taiwan Provincial Standard of the People's Republic of China

  • CNS 10474-1983 Significance Test of Eguality of the Population Variance and the Standard (One-Sided)
  • CNS 10475-1983 Significance Test of Equality of the Population Variance and the Standard (Two-Sided)

Professional Standard-Ships

  • CB 1109-1984 Tolerance of reticles for marine instrument reticles

Professional Standard - Machinery

Professional Standard - Medicine

  • YY/T 1418-2016 Ophthalmic optics and instruments一Reporting aberrations of the huan eye

Professional Standard - Post and Telecommunication

  • YD/T 2037-2009 Differentiated security service for mobile communication
  • YD/T 4395-2023 Technical Specification of Differentiated Network Guarantee Service

American Society for Testing and Materials (ASTM)

  • ASTM D2244-25 Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates

British Standards Institution (BSI)

  • BS EN 13523-3:2024 Coil coated metals. Test methods - Colour difference and metamerism. Instrumental comparison
  • 23/30477705 DC BS EN 13523-3. Coil coated metals. Test methods - Part 3. Colour difference and metamerism. Instrumental comparison
  • BS EN ISO 24157:2008+A1:2020 Ophthalmic optics and instruments. Reporting aberrations of the human eye

International Telecommunication Union (ITU)

  • ITU-T M Suppl. 2.5-1972 Measuring errors and differences due to impedance inaccuracies of instruments and apparatus. Use of decoupled measuring points
  • ITU-T O.151-1984 Specification for instrumentation to measure error performance on digital systems

German Institute for Standardization

  • DIN EN 13523-3:2014-08 Coil coated metals - Test methods - Part 3: Colour difference - Instrumental comparison
  • DIN EN 13523-3:2024-06 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • DIN EN 13523-3:2023 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German and English version prEN 13523-3:2023
  • DIN EN 13523-3:2023-08 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German and English version prEN 13523-3:2023 / Note: Date of issue 2023-07-14*Intended as replacement for DIN EN 13523-3 (2022-01).
  • DIN EN 13523-3:2022-01 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German version EN 13523-3:2021
  • DIN EN 13523-3:2024 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German version EN 13523-3:2024
  • DIN EN 13523-3:2020 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German and English version prEN 13523-3:2020
  • DIN EN 13523-3 E:2012-10 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • DIN EN 13523-3 E:2020-11 Draft Document - Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German and English version prEN 13523-3:2020
  • DIN EN 13523-3:2022 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German version EN 13523-3:2021
  • DIN EN 13523-3 E:2023-08 Draft Document - Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison; German and English version prEN 13523-3:2023
  • DIN EN ISO 24157:2020-06 Ophthalmic optics and instruments - Reporting aberrations of the human eye (ISO 24157:2008 + Amd 1:2020); German version EN ISO 24157:2008 + A1:2020

European Committee for Standardization (CEN)

  • EN 13523-3:2014 Coil coated metals - Test methods - Part 3: Colour difference - Instrumental comparison

International Electrotechnical Commission (IEC)

Swedish Institute for Standards

  • SS-EN 13523-3:2024 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • SS-EN 13523-3:2021 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • SIS-ISO/TS 19096:2023 Metallic materials — Instrumented indentation test for hardness and materials parameters — Evaluation of stress change using indentation force differences (ISO/TS 19096:2023, IDT)
  • SS-EN 60523:1994 Electrical measuring instruments - Direct-current potentiometers
  • SIS SMS 1338-1950 Instrument, maximum tolerance, standard diameter up to 18

Ente Nazionale Italiano di Unificazione

  • UNI EN 13523-3:2024 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • UNI EN ISO 24157:2008 Ophthalmic optics and instruments - Reporting aberrations of the human eye
  • UNI EN ISO 24157:2021 Ophthalmic optics and instruments - Reporting aberrations of the human eye

GCC Standardization Organization

  • GSO ASTM D2244:2013 Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates
  • OS GSO ISO 3302-2:2024 Rubber — Tolerances for products — Part 2: Geometrical tolerances
  • GSO ISO 3302-2:2024 Rubber — Tolerances for products — Part 2: Geometrical tolerances
  • BH GSO ISO 3443-5:2024 Building construction -- Tolerances for building -- Part 5: Series of values to be used for specification of tolerances
  • GSO ISO 24157:2013 Ophthalmic optics and instruments -- Reporting aberrations of the human eye

Association Francaise de Normalisation

  • NF EN 13523-3:2021 Pre-painted sheets - Test methods - Part 3: color difference and metamerism - Comparison using instruments
  • NF EN 13523-3:2024 Coil coated metals - Test methods - Part 3 : colour difference and metamerism - Instrumental comparison
  • NF T37-001-3*NF EN 13523-3:2021 Coil coated metals - Test methods - Part 3 : colour difference and metamerism - Instrumental comparison

Quality and Standards Authority of Ethiopia (QSAE)

American National Standards Institute (ANSI)

Standards Norway

  • NS-EN 13523-3:2021 Coil coated metals – Test methods – Part 3: Colour difference and metamerism – Instrumental comparison
  • NS-EN 13523-3:2024 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison

Spanish Association for Standardization (UNE)

  • UNE-EN 13523-3:2022 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • UNE 53-386-1986 Instrumental determination method for assessment of color differences in materials
  • UNE 66047:1978 ESTIMATION OF THE DIFFERENCE IN THE MEANS OF TWO LOTS (KNOW VARIANCES)

Danish Standards Foundation

  • DS/EN 13523-3:2021 Coil coated metals – Test methods – Part 3: Colour difference and metamerism – Instrumental comparison
  • DANSK DS/EN ISO 24157:2008 Ophthalmic optics and instruments - Reporting aberrations of the human eye
  • DS/EN ISO 24157:2008 Ophthalmic optics and instruments - Reporting aberrations of the human eye

Japanese Industrial Standards Committee (JISC)

  • JIS Z 9057:1966 Significance test of equality of the two population variances (two-sided)
  • JIS Z 9055:1966 Significance test of equality of the population variance and the standard (two-sided)
  • JIS Z 9054:1966 Significance test of equality of the population variance and the standard (one-sided)
  • JIS Z 9056:1979 Significance test of equality of the two population variances (one-sided)

GB-REG

American Water Works Association (AWWA)

International Organization for Standardization (ISO)

  • ISO/TS 19096:2023 Metallic materials — Instrumented indentation test for hardness and materials parameters — Evaluation of stress change using indentation force differences
  • ISO/DTS 19096 Metallic materials — Instrumented indentation test for hardness and materials parameters — Evaluation of stress change using indentation force differences

Defense Logistics Agency

US-Unspecified Preparing Activity

Internet Engineering Task Force (IETF)

Kingdom of Bahrain Testing and Metrology Directorate

North Atlantic Treaty Organization Standards Agency

European Telecommunications Standards Institute (ETSI)

  • ETSI TR 102 659-2-2009 GRID; Study of ICT Grid interoperability gaps; Part 2: Interoperability Gaps and proposed solutions (V1.2.1)

Korean Agency for Technology and Standards (KATS)

Underwriters Laboratories (UL)

  • UL 61058-1 (ND)-2017 National Differences For Switches for Appliances – Part 1: General Requirements (Fifth Edition)

Bureau of Indian Standards

  • IS 18599-2024 Ophthalmic Optics and Instruments-Reporting Aberrations of the Human Eye

Argentine Institute of Standardization

  • IRAM 5011-1954 Recommended settings for IT10 type inter-axis differences
  • IRAM 5008-1951 Recommended settings for IT7 model inter-axis differences
  • IRAM 5015-1954 Recommended settings for hole-to-hole differences in IT8 type
  • IRAM 5016-1954 Recommended settings for hole-to-hole differences in IT9 type