ANSI/TAPPI T 534 OM:2022
Current
Current
The latest, up-to-date edition.
Diffuse brightness of clay and other mineral pigments (d/0 diffuse) – ultraviolet level C
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
10-20-2022
Diffuse reflectance is measured in the wavelength range of 400-520 nm with an effective wavelength of 457 nm by using a suitable filter set or an equivalent device for modifying the spectral response and an instrument having diffuse illumination and perpendicular observation geometry.
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