CA2M 705 CA2M 750 – Four (4) Certification Options [MAV, UVO, PDC and DNA] CRM 500 STRANASKA® Commercial Versions of NIST SRM 2031 Series Scope of Calibration Ultraviolet-Visible Spectrum 250 nm to 635 nm Nominal Percent Transmittance 10%T 30%T 90%T Nominal Transmittance Density (Absorbance) 1.0 AU 0.5 AU 0.04 AU Standard NIST Photometric Test Wavelengths 250.0 nm, 280.0 nm, 340.0 nm, 360.0 nm, 400.0 nm, 465.0 nm, 500.0 nm, 546.1 nm, 590.0 nm, 635.0 nm Primary Application validation of photometric (transmittance and absorbance) scales of UV/VIS spectrophotometers regulatory compliance – USP analytical spectrophotometer qualification Certificate of Calibration 60 photometric reference values and expanded uncertainties [30 transmittance density format] [30 transmittance format] metrological traceability statement calibration measurement conditions instructional guidelines for use
Neutral-Density Glass Photometric Standards – CA2M and CRM Brands - nine (9) NDG filters – configured in four (4) different designated products - transmittance span – nominal 0.1 %T to 90 %T - absorbance span – nominal 0.04 to 3 - visible spectrum 440 nm to 635 nm - certification at five (5) standard NIST test wavelengths [440.0 nm, 465.0 nm, 546.1 nm, 590.0 nm, 635.0 nm] - calibration expiration two (2) years Primary Application - validation of photometric (transmittance and absorbance) scales of UV/VIS spectrophotometers - regulatory compliance – USP analytical spectrophotometer qualification Certificate of Calibration - 30 photometric reference values and expanded uncertainties - [15 transmittance density format] - [15 transmittance format] - calibration measurement conditions - instructional guidelines for use
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Certified filters, or measurement reference materials, are used as standards to test the fundamental parameters of analytical UV/VIS absorption spectrophotometers: - Resolution or Spectral Bandwidth - Stray Radiant Energy (SRE) or Stray Light - Wavelength Scale - Photometric Scale
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– Product 7012930 – Product 7102930 – Product 4002930 - commercial version of NIST SRM 2930 series - three (3) neutral-density glass filters (nominal 0.1%T, 0.3%T and 90%T) (nominal 3.0 AU, 2.5 AU, 0.04 AU) - traceable to NIST SRM 2930 series
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