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| Chinese National Standard Category: Papermaking in general |
| English Title: | Paper and board-Measuremetn of colour(Diff/o-Geometry) |
| Chinese Title: | 纸及纸板颜色测定法 漫射/垂直法 |
| Standard No.: | GB/T 7975-1987 |
| Category No.: | Y30 |
| Issued by: | China Light Industry Council |
| Issued on: | 1987-07-29 |
| Implemented on: | 1987-12-1 |
| Status: | superseded |
| Superseded by: | GB/T 7975-2005 Paper and board-Determination of color(diffuse reflectance method) |
| Superseded on: | 2006-4-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | words |
| Similar Standards: |
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