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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): 82592
GB/T 15072.12-2008
贵金属合金化学分析方法 银合金中钒量的测定 过氧化氢分光光度法
Test method of precious metal alloys - Determination of nickel contents for silver alloys - Hydrogen peroxide spectrophotometry
GB/T 33290.4-2016
Specification for inspecting exit cultural relics—Part 4: Instruments
GB/T 33290.17-2016
Specification for inspecting exit cultural relics—Part 17: Snuff bottle and fan
GB/T 4702.17-2016
金属铬 氧、氮、氢含量的测定 惰性气体熔融红外吸收法和热导法
Chromium metal─Determination of oxygen, nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method
GB/T 5773-2016
The method of performance test for positive displacement refrigerant compressors
Number of entries (Data is updated on a monthly basis): 82592