CRM 150

Didymium Wavelength Standard

  • glass equivalent to NIST SRM 2009
  • provided in a protective canister for storage and transportation purposes

Primary Application

  • routine validation of wavelength scales of UV/VIS spectrophotometers + short-wave near infrared (SW-NIR)
  • regulatory compliance – USP analytical spectrophotometer qualification

Scope of Calibration

  • eleven (11) absorption bands
  • spectral range ~ 350 nm to 880 nm
  • six (6) spectral bandpasses (0.1 nm, 0.3 nm, 0.5 nm, 1 nm, 2 nm and 3 nm)

NIST Traceability

  • SRM 2034 and SRM 2009

Calibration Expiration

  • five (5) years.

Certificate of Calibration

  • 66 wavelength reference values and expanded uncertainties
  • transmittance spectrum
  • calibration measurement conditions
  • instructional guidelines for use