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- 2019-05-24 ISO/TS 19807-2 "Nanotechnologies -- Magnetic nanomaterials -- Part 2: Specification of characteristics and measurements for nanostructured superparamagnetic beads for nucleic acid extraction"
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Number of entries (Data is updated on a monthly basis): 81526
GB/T 38265.11-2021
Test methods for soft soldering fluxes—Part 11: Solubility of flux residues
GB/T 38265.15-2021
Test methods for soft soldering fluxes—Part 15: Copper corrosion test
GB/T 41105.2-2021
无损检测 X射线管电压的测量和评价 第2部分:厚板滤波法稳定性核查
Non-destructive testing—Measurement and evaluation of the X-ray tube voltage—Part 2: Constancy check by the thick filter method
GB/T 38265.13-2021
Test methods for soft soldering fluxes—Part 13: Determination of flux spattering
GB/T 41831-2022
Requirements for the competence evaluation of project management professionals
GB/T 41056-2021
Full face tunnel boring machine—Double shield hard rock tunnel boring machine
Number of entries (Data is updated on a monthly basis): 81526