News
- 13.05.2019 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction
- 01.12.2016 Industrie 4.0: Deutsch-Chinesische Zusammenarbeit nimmt Fahrt auf
- 15.11.2016 Deutsch-chinesisches Seminar in Chengdu
Links
- BAM - Bundesanstalt für Materialforschung und -prüfung
- DIN Media - DIN Media GmbH
- BMWK - Bundesministerium für Wirtschaft und Klimschutz
- DIN - Deutsches Institut für Normung
- PTB - Physikalisch-Technische Bundesanstalt
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GB/T 40231-2021
Restricted substance in electrical and electronic products—Determination of hexavalent chromium—Ion chromatography method
GB/T 40230.2-2021
Methods of visual fatigue test and evaluation—Part 2: Visual perception function
GB/T 40230.1-2021
Methods of visual fatigue test and evaluation—Part 1: Ophthalmology and optometry
GB/T 16137-2021
Methods for estimation of examinee's organ doses in X-ray diagnosis
GB/T 40175.3-2021
纺织品 生物化学分析方法 第3部分:有机磷类农药（酶联免疫法）
Textiles—Methods of biochemical analysis—Part 3: Organophosphorus pesticide (enzyme-linked immunosorbent assay)
GB/T 1551-2021
Test method for measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method
GB/T 40110-2021
表面化学分析 全反射X射线荧光光谱法（TXRF）测定硅片表面元素污染
Surface chemical analysis—Determination of surface elemental contamination on silicon wafers by total-reflection X-ray fluorescence (TXRF) spectroscopy
GB/T 9966.9-2021
天然石材试验方法 第9部分:通过测量共振基本频率测定动力弹性模数
Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fundamental resonance frequency