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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): 83167
GB/T 2423.48-2018
环境试验 第2部分: 试验方法 试验Ff:振动 时间历程和正弦拍频法
Environmental testing—Part 2:Test methods—Test Ff: Vibration—Time-history and sine-beat method
GB/T 31070.2-2018
Building intercom systems—Part 2: Technical requirements for digital building intercom systems
GB/T 8656-2018
Emulsion-and solution-polymerized styrene-butadiene rubber(SBR)—Evaluation procedures
Number of entries (Data is updated on a monthly basis): 83167