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ISO 15799 2019 Soil quality — Guidance on the ecotoxicological characterization of soils and soil materials.pdf
本站防伪标识:7a3e8cd17dbc866f10b100cbaf066bfd
5.0 分
2.9 元 | 58 页 | 131.3 MB
| 2025-06-10
ISO 18369-4 2017 Ophthalmic optics — Contact lenses — Part 4 Physicochemical properties of contact lens materials.pdf
本站防伪标识:84804d622078a0ab9ecd1836ca2a5b8f
5.0 分
2.1 元 | 42 页 | 35.2 MB
| 2025-06-10
ISO 21286 2019 Soil quality — Identification of ecotoxicological test species by DNA barcodi.pdf
本站防伪标识:857a06d753a99f951f6b86a63e1eeb17
5.0 分
1.4 元 | 28 页 | 36.0 MB
| 2025-06-10
ISO 22253 2019 Cigarettes — Determination of nicotine in total particulate matter from the mainstream smoke with an intense smoking regime — Gas-chromatographic method.pdf
本站防伪标识:e39fbcf3179197fd0bb856cb99fcdc8b
5.0 分
0.7 元 | 14 页 | 24.3 MB
| 2025-06-10
ISO 5000 2019 Steel sheet, aluminium-silicon alloy-coated by the continuous hot-dip process, of commercial and drawing qualities.pdf
本站防伪标识:d756ebd774dc3a584f8ada36c6553ded
5.0 分
1.2 元 | 25 页 | 15.5 MB
| 2025-06-10
ISO IEC 15693-3 2019 Cards and security devices for personal identification — Contactless vicinity objects — Part 3 Anticollision and transmission protocol.pdf
本站防伪标识:18f8f9086384f2a378e607ad1004b1fe
5.0 分
3.9 元 | 78 页 | 53.2 MB
| 2025-06-10
ISO TR 22019 2019 Nanotechnologies — Considerations for performing toxicokinetic studies with nanomaterials.pdf
本站防伪标识:fda23787e6a7caed1969ac6f97eafa52
5.0 分
3.1 元 | 63 页 | 77.3 MB
| 2025-06-10
ISO TS 21726 2019 Biological evaluation of medical devices — Application of the threshold of toxicological concern (TTC) for assessing biocompatibility of medical device constituents.pdf
本站防伪标识:0cbd8a892fb97a4288f5bab8c1299b0a
5.0 分
0.6 元 | 12 页 | 9.2 MB
| 2025-06-10
ISO TS 22487 2019 Water pipe tobacco — Determination of total collected matter and nicotine using a water pipe tobacco smoking machine.pdf
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5.0 分
0.8 元 | 17 页 | 25.2 MB
| 2025-06-10
ISO 10993-16 2017 Biological evaluation of medical devices — Part 16 Toxicokinetic study design for degradation products and leachables.pdf
本站防伪标识:8751cbcf84ca5f7f737506438936855e
5.0 分
1.0 元 | 20 页 | 39.8 MB
| 2025-06-10
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