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Chinese National Standard Category: Papermaking in general |
English Title: | Paper,board and pulps—Measurement of diffuse blue reflectance factor—D65 brightness(Diff/ Geometry,Outdoor daylight conditions) |
Chinese Title: | 纸、纸板和纸浆 蓝光漫反射因数D65亮度的测定(漫射/垂直法,室外日光条件) |
Standard No.: | GB/T 7974-2013 |
Category No.: | Y30 |
Issued by: | AQSIQ,SAC |
Issued on: | 2013-10-10 |
Implemented on: | 2014-5-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | GB/T 7974-2002 Paper, board and pulp-Measurement of brightness - Diff/Geometry |
Word Count: | 6000 words |
Similar Standards: | GB 2679.3-1981 GB 2679.5-1981 GB/T 7975-1987 GB/T 7974-1987 GB 8941.3-1988 GB/T 7978-1987 GB/T 1545.1-2003 GB 8941.2-1988 GB 5403-1985 GB/T 22904-2023 GB/T 43011-2023 GB/T 2678.6-2023 GB/T 462-2023 GB/T 26203-2023 GB/T 43012-2023 GB/T 42946-2023 GB/T 42944-2023 GB/T 42945-2023 GB/T 42702-2023 GB/T 24455-2022 |
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