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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): 47268
GB/T 22459.6-2022
Refractory mortars—Part 6: Determination of moisture content of ready-mixed mortars
GB/T 22459.5-2022
Refractory mortars—Part 5: Determination of grain size distribution ( sieve analysis )
GB/T 4340.4-2022
Metallic materials—Vickers hardness test—Part 4:Tables of hardness values
GB/T 4333.8-2022
Ferrosilicon—Determination of calcium content—Flame atomic absorption spectrometry
GB/T 18449.4-2022
Metallic materials—Knoop hardness test—Part 4: Tables of hardness values
Number of entries (Data is updated on a monthly basis): 47268