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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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GB/T 29562.3-2013
起重机械用电动机能效测试方法 第3部分:锥形转子三相异步电动机
Energy efficiency test procedures of motors for crane - Part 3: Conical rotor 3-phase asynchronous motors
GB/T 29509.1-2013
Methods for chemical analysis of gold-loaded carbon - Part 1: Determination of gold content
GB/T 6730.32-2013
Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method
GB/T 10253-2012
Equipment for monitoring of radionuclides in liquid effluents and surface water
GB/T 14598.151-2012
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
GB/T 13014-2013
Quenching and self-tempering ribbed bars for the reinforcement of concrete
GB 21256-2013
The norm of energy consumption per unit product of major individual-process of crude steel manufacturing process





