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Standard
| GB/T 7973-2003 Paper, board and pulps - Measurement of diffuse reflectance factor(Diff/Geometry) (English Version) |
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Detail of GB/T 7973-2003
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Introduction of GB/T 7973-2003
本标准规定了测定纸、纸板和纸浆漫反射因数的基本条件，如仪器的光谱、几何和光度计特性以及标准量值的传递方法等。漫反射因数的测量可以求得以下光学性质：纸浆、纸及纸板的蓝光漫反射因数（蓝光亮度）、颜色、光散射和光吸收系数和纸的下透明度等。本标准适用于测定纸、纸板和纸浆。
Contents of GB/T 7973-2003