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| Chinese National Standard Category: Basic standards and general methods for dye |
| English Title: | Measurement of special metamerism index change in illuminant |
| Chinese Title: | 特殊同色异谱指数的测定 改变照明体 |
| Standard No.: | GB 7771-1987 |
| Category No.: | G55 |
| Issued by: | SAC |
| Issued on: | 1987-05-03 |
| Implemented on: | 1988-1-1 |
| Status: | valid |
| Superseded by: | GB/T 7771-2008 Measurement of special metamerism index - Change in illuminant |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 2000 words |
| Similar Standards: | GB/T 5542-2025 GB/T 3671.2-2025 GB/T 2400-2025 GB/T 3671.1-2025 GB/T 31531-2025 GB/T 21878-2025 GB/T 2401-2025 GB/T 2387-2025 GB/T 2378-2025 GB/T 44161-2024 GB/T 2394-2024 GB/T 44009-2024 GB/T 2391-2024 GB/T 43108-2023 GB/T 42357-2023 GB/T 27592-2023 GB/T 24167-2022 GB/T 2384-2021 GB/T 24166-2021 GB/T 41075-2021 |
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