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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): 46674
GB/T 24228-2009
Chromium ores and concentrates - Methods of chemical analysis - General instruction
GB/T 24229-2009
Chromium ores and concentrates - Determination of aluminium content - Complexometric method
GB/T 24227-2009
Chromium ores and concentrates - Determination of silicon content - Spectrophotometric method and gravimetric method
GB/T 23312.4-2009
Enamelled round aluminium winding wire - Part 4: Polyester enamelled round aluminium wire, class 155
Number of entries (Data is updated on a monthly basis): 46674