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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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- 2016-11-15 Sino-German City-to-City Standardization Cooperation Seminar
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Number of entries (Data is updated on a monthly basis): 47212
GB/T 24740-2009
Technical product documentation - Symbol of mechanical manufacture orientation and clamping
GB/T 24742-2009
Technical product documentation - Graphical symbols for process chart
GB/T 24743-2009
Technical product documentation - Heat treated ferrous parts presentation and indications
Number of entries (Data is updated on a monthly basis): 47212