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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): 83618
GB/T 11450.3-1989
Hollow metallic waveguides--Part 3:Relevant specifications for flate rectangular waveguides
GB/T 11450.4-1989
Hollow metallic waveguides--Part 4:Relevant specifications for circular waveguides
GB/T 22401-2008
Photography - Processing chemicals - Specifications for anhydrous sodium metabisulfite
GB 14544-2008
Production of vinyl chloride from calcium carbide and acetylene-safety technology code
Number of entries (Data is updated on a monthly basis): 83618