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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"
2018-09-07 Cooperation, the key to the future
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): 82592

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GB/T 4698.22-2017

海绵钛、钛及钛合金化学分析方法第22部分:铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法

Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22:Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry

GB/T 4698.28-2017

海绵钛、钛及钛合金化学分析方法第28部分:钌量的测定电感耦合等离子体原子发射光谱法

Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 28:Determination of ruthenium content—Inductively coupled plasma atomic emission spectrometry

GB/T 1819.7-2017

锡精矿化学分析方法第7部分:铋量的测定火焰原子吸收光谱法

Methods for chemical analysis of tin concentrates—Part 7:Determination of bismuth content—Flame atomic absorption spectrometric method

GB/T 1819.11-2017

锡精矿化学分析方法第11部分:三氧化二铝量的测定铬天青S分光光度法

Methods for chemical analysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method

GB/T 4698.3-2017

海绵钛、钛及钛合金化学分析方法第3部分:硅量的测定钼蓝分光光度法

Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 3:Determination of silicon content—Molybdenum blue spectrophotometry