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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): 46674
GB/T 26944.3-2011
Tunnel environment detection equipment - Part 3: Visibility indicator
GB/T 26944.4-2011
Tunnel environment detection equipment - Part 4: Wind speed & direction indicator
Number of entries (Data is updated on a monthly basis): 46674