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Database: 365,228(8 Aug 2026)

spectral unit

spectral unit, Total:27 items.

The international standard classification for "spectral unit" includes: .

The Chinese standard classification for "spectral unit" includes: .


Jilin Provincial Standard of the People's Republic of China

Standard Association of Australia (SAA)

  • AS 1673.1:1974 Methods for the analysis of iron ores: Part 1, Aluminium in iron ores (Atomic absorption spectrometric method) - Metric Units
  • AS 1673.3:1974 Methods for the analysis of iron ores, Part 3 - Manganese in iron ores (Atomic absorption spectrometric method) - Metric Units
  • AS 1671.1:1974 Methods for the analysis of lead alloys, Part 1: Antimony in lead alloys (Atomic absorption spectrometric method) - Metric Units
  • AS 1673.2:1974 Methods for the analysis of iron ores, Part 2 - Calcium and magnesium in iron ores (Atomic absorption spectrometric method) - Metric Units

Gosstandart of Russia

  • GOST R ISO 16962-2012 Zinc and/or aluminium based coatings on steel. Determination of coating thickness, chemical composition and mass per unit area byglow discharge atomic emission spectrometry method

U.S. Air Force

Portuguese Institute of Quality

British Standards Institution (BSI)

International Telecommunication Union (ITU)

  • ITU-T G.654 SPANISH-2006 Characteristics of a cut-off shifted single-mode optical fibre and cable Caracteristicas de los cables de fibra optica monomodo con corte desplazado
  • ITU-T G.654 RUSSIAN-2006 Characteristics of a cut-off shifted single-mode optical fibre and cable
  • ITU-T G.654 CHINESE-2006 Characteristics of a cut-off shifted single-mode optical fibre and cable
  • ITU-T G.654 FRENCH-2006 Characteristics of a cut-off shifted single-mode optical fibre and cable Caracteristiques des cables et fibres optiques monomodes a longueur d'onde de coupure decalee

GM Holden Ltd

German Institute for Standardization

  • DIN 50990:1993-11 Determination of mass per unit area of metallic coatings by flame atomic absorption spectrometry

Austrian Standards

Associação Brasileira de Normas Técnicas

Japanese Industrial Standards Committee (JISC)

International Organization for Standardization (ISO)

Indonesia Standards

Association Francaise de Normalisation

Thai Industrial Standards Institute (TISI)

South African Bureau of Standard

Yugoslav Association for Standardization

  • JUS A.A1.028-1982 uantities, units and symbols. Quantities and units of lightand related electromagnetic radiations

American Concrete Institute

  • ACI 310.1-2020 Specification for Polished Concrete Slab Finishes (IN-LB Units and SI Units)