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| Chinese National Standard Category: Basic standard and general method for coating |
| English Title: | Determination of formaldehyde content of waterborne coatings—Spectrophtometric method with acetylacetone |
| Chinese Title: | 水性涂料中甲醛含量的测定 乙酰丙酮分光光度法 |
| Standard No.: | GB/T 23993-2009 |
| Category No.: | G50 |
| Issued by: | CPCIA |
| Issued on: | 2009-6-2 |
| Implemented on: | 2010-2-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 3000 words |
| Similar Standards: | GB/T 21782.8-2025 GB/T 21782.4-2025 GB/T 21782.3-2025 GB/T 21782.2-2025 GB/T 21782.1-2025 GB/T 1749-2025 GB/T 21866-2025 GB/T 23987.3-2025 GB/T 46024-2025 GB/T 11186-2025 GB/T 9754-2025 GB/T 9750-2025 DB14/T 2550-2022 GB 1767-1979 GB 6749-1986 GB 9276-1988 GB/T 1766-1979 GB 9279-1988 GB/T 23986.2-2023 GB/T 6753.1-1986 |
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