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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): 47733
GB/T 30921.1-2014
工业用精对苯二甲酸（PTA）试验方法 第1部分:对羧基苯甲醛（4-CBA）和对甲基苯甲酸（p-TOL）含量的测定
Test method of purified terephthalic acid (PTA) for industrial use-Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
GB/T 21230-2014
Acoustics-Determination of occupational noise exposure-Engineering method
GB/T 10944.4-2013
Tool shanks with 7/24 taper for automatic tool changers—Part 4: Technical specifications for shanks
GB/T 10944.5-2013
Tool shanks with 7/24 taper for automatic tool changers-Part 5: Technical specifications of Retention knobs
GB/T 30758-2014
Refractory products-Determination of dynamic Young’s modulus(MOE) by impulse excitation of vibration
Number of entries (Data is updated on a monthly basis): 47733