CRM 100

Holmium Oxide Solution Wavelength Standard

  • equivalent to NIST SRM 2034
  • 4% Ho2O3 / 10% HClO4 solution sealed in cuvette
  • provided in a protective canister for storage and transportation purposes

Primary Application

  • routine validation of wavelength scales of UV/VIS spectrophotometers
  • regulatory compliance – USP analytical spectrophotometer qualification

Scope of Calibration

  • fourteen (14) absorption bands
  • spectral range 240 nm to 642 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

Calibration Expiration

  • five (5) years.

Certificate of Calibration

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