Standard Test Method for Brightness of Pulp, Paper, and Paperboard (Directional Reflectance at 457 nm)
STANDARD published on 10.12.1997
Designation standards: ASTM D985-97
Note: WITHDRAWN
Publication date standards: 10.12.1997
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: American technical standard
Category: Technical standards ASTM
Keywords:
brightness, directional reflectance, fluorescence, fluorescent component, opal glass standards, optical brighteners, photometric, spectral