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| Chinese National Standard Category: Medical optical instrument and endoscope |
| English Title: | Ophthalmic optics—Contact lenses and contact lens care products—Determination of preservative uptake and release |
| Chinese Title: | 眼科光学 接触镜和接触镜护理产品 防腐剂摄入和释放的测定 |
| Standard No.: | GB/T 28539-2023 |
| Category No.: | C40 |
| Issued by: | SAMR; SAC |
| Issued on: | 2023-9-7 |
| Implemented on: | 2024-10-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | GB/T 28539-2012 Ophthalmic optics—Contact lenses and contact lens care products—Guidelines for determination of preservative uptake and release |
| Word Count: | 5500 words |
| Similar Standards: |
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