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| Chinese National Standard Category: Papermaking in general |
| English Title: | Paper - Determination of opacity (paper backing) |
| Chinese Title: | 纸不透明测定法(纸背衬) |
| Standard No.: | GB/T 1543-1988 |
| Category No.: | Y30 |
| Issued by: | China Light Industry Council |
| Issued on: | 1988-03-02 |
| Implemented on: | 1988-8-1 |
| Status: | superseded |
| Superseded by: | GB/T 1543-2005 Paper and board—Determination of opacity (paper backing)—Diffuse reflectance method |
| Superseded on: | 2006-4-1 |
| Abolished on: | |
| Superseding: | GB 1543-1979 |
| Word Count: | 5500 words |
| Similar Standards: | GB/T 12911-2025 DB44/T 1031-2012 GB 7976-1987 GB/T 20811-2006 GB 8943.1-1988 GB/T 7978-1987 GB/T 7975-1987 GB/T 43588-2023 GB/T 23144-2023 GB/T 22877-2023 GB/T 12910-2023 GB/T 10739-2023 GB 43631-2023 GB/T 42946-2023 GB/T 2678.6-2023 GB/T 26203-2023 GB/T 22904-2023 GB/T 43011-2023 GB/T 43012-2023 GB/T 462-2023 |
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