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Database: 365,228(8 Aug 2026)

n2 visible spectrophotometer

n2 visible spectrophotometer, Total:28 items.

The international standard classification for "n2 visible spectrophotometer" includes: Optical measuring instruments , Chemical laboratories. Laboratory equipment , Analytical chemistry in general , Optics and optical measurements .

The Chinese standard classification for "n2 visible spectrophotometer" includes: Electron optics and other physical optics instrument , Electrochemical, thermochemistry and optical profile type analyzer , Chemical Measurement .


Professional Standard - Machinery

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

National Metrological Technical Specifications of the People's Republic of China

  • JJF 1641-2017 Program of Pattern Evaluation of Ultraviolet—Visible Spectrophotometers

Group Standards of the People's Republic of China

National Metrological Verification Regulations of the People's Republic of China

  • JJG 178-2007 Ultraviolet,Visible,Near-Infrared Spectrophotometers
  • JJG(地质) 1002-1990 Verification Regulations for UV/Visible Spectrophotometer
  • JJG 689-1990 UV-VIS-NIR Spectrophotometer
  • JJG 375-1996 UItraviolet Visible Range Spectrophotometer in Single Beam
  • JJG 682-1990 Verification Regulation of Double Beam UV-VIS Spectrophotometers
  • JJG 178-1996 Verification Regulation of Visible Range Spectrophotometer

Professional Standard - Agriculture

Korean Agency for Technology and Standards (KATS)

American Society for Testing and Materials (ASTM)

  • ASTM E958-13(2021) Standard Practice for Estimation of the Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
  • ASTM E958-93(2005) Standard Practice for Measuring Practical Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
  • ASTM E958-93(1999) Standard Practice for Measuring Practical Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers

GSO

  • GSO ASTM E958:2021 Standard Practice for Estimation of the Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers
  • BH GSO ASTM E958:2022 Standard Practice for Estimation of the Spectral Bandwidth of Ultraviolet-Visible Spectrophotometers