BS 4432-2:1980被替代
Methods for determining optical properties of pulp, paper and board. Measurement of diffuse blue reflectance factor (ISO brightness) of paper and board
出版：British Standards Institution
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基本信息
標準編號： BS 4432-2:1980
發布時間：1980/6/30 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：8
標準簡介
Applies to white or near-white papers and boards. Those treated with a fluorescent dyestuff or exhibiting significant fluorescence may be measured, but the agreement between values obtained with different instruments may be unsatisfactory and the meaning of the results may be difficult to assess.
標準備注
? British Standards Institution 2013
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