Agilent, 9910081100, Diffuse reflectance wavelength and wavenumber standard, certified

Diffuse reflectance wavelength and wavenumber standard, certified. Certified PTFE diffuse reflectance wavelength and wavenumber standard, which has typical reflectance value of 99% and is spectrally flat over the UV-VIS-NIR spectrum in the range of 250–2500 nm. Reflective area 2 inch diameter. Supplied with complete diffuse reflectance data in both wavelength and wavenumbers, directly traceable to NIST. Housed in a durable Delrin holder with a protective cover.