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ISO 20290-1 2021 Aggregates for concrete — Test methods for mechanical and physical properties — Part 1 Determination of bulk density, particle density, particle mass-per-volume and water absorption.pdf
本站防伪标识:3b62d3a8c1986b487f7c775d7732d5e6
5.0 分
0.9 元 | 18 页 | 32.6 MB
| 2025-05-20
ISO 23637 2021 Cereals — Determination of cadmium content by graphite furnace atomic absorption spectrometry with diluted nitric acid extraction.pdf
本站防伪标识:1f06e46f9e53398ce3ede18db765b387
5.0 分
0.8 元 | 16 页 | 12.6 MB
| 2025-05-20
ISO 24459 2021 Determination of uranium content in samples coming from the nuclear fuel cycle by L-absorption edge spectrometry.pdf
本站防伪标识:21db0c903378721ba09472bce85264e9
5.0 分
0.9 元 | 18 页 | 10.4 MB
| 2025-05-20
ISO 24669 2021 Water-absorbent polyacrylate in urine absorbing products — Requirements.pdf
本站防伪标识:2b4506b778f7662e55d9a57919469b79
5.0 分
0.5 元 | 10 页 | 4.3 MB
| 2025-05-20
ISO TS 23034 2021 Nanotechnologies — Method to estimate cellular uptake of carbon nanomaterials using optical absorption.pdf
本站防伪标识:58d025467ce1c297e48fe09b8229ff03
5.0 分
1.6 元 | 33 页 | 50.2 MB
| 2025-05-20
ISO 23364 2021 Optics and Photonics — Bulk absorption optical filters.pdf
本站防伪标识:234f74f62f4a928ee1d4e19bf0d5a2e5
5.0 分
1.4 元 | 28 页 | 15.0 MB
| 2025-05-20
ISO TS 37137-1 2021 Biological evaluation of absorbable medical devices — Part 1 General requirements.pdf
本站防伪标识:7c2cd2442ff5a7d0b7f3dc63342977c9
5.0 分
1.0 元 | 20 页 | 46.5 MB
| 2025-05-20
ISO 11551 2019 Optics and photonics — Lasers and laser-related equipment — Test method for absorptance of optical laser components.pdf
本站防伪标识:76db480c5da175ed6af96f421a2cc8a4
5.0 分
1.2 元 | 24 页 | 15.5 MB
| 2025-05-20
ISO 12999-2 2020 Acoustics — Determination and application of measurement uncertainties in building acoustics — Part 2 Sound absorption.pdf
本站防伪标识:c48ec9b7a43aa7b95ddb374f4d6d8548
5.0 分
0.8 元 | 16 页 | 8.6 MB
| 2025-05-20
ISO 16535 2019 Thermal insulating products for building applications — Determination of long-term water absorption by immersion.pdf
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5.0 分
0.8 元 | 16 页 | 4.0 MB
| 2025-05-20
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