组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 17360-2020
Microbeam analysis—Method of quantitative determination for low contents of silicon and manganese in steels using electron probe microanalyzer
GB/T 38532-2020
Microbeam analysis—Electron backscatter diffraction—Measurement of average grain size
GB/T 38531-2020
Microbeam analysis—Computed tomography (CT) method for micro- and nano-pore structure analysis in tight rock samples
GB/T 38441-2019
Pig iron and cast—Determination of chromium，copper，magnesium，manganese，molybdenum，nickel，phosphorus，tin，titanium，vanadium and silicon content—Inductively coupled plasma atomic emission spectrometric method
GB/T 38261-2019
Nanotechnology—Determination of silver contents in biological samples—Inductively coupled plasma mass spectrometry
GB/Z 38062-2019
Nanotechnologies—Determination of specific surface area of graphene materials—Methylene blue adsorption method
GB/T 38114-2019
Nanotechnologies—Quantitative analysis of the surface oxygen functional groups on graphene materials—Chemical titration method
GB/T 38113-2019
Specification for internet of things for analytical instruments
GB/T 38056-2019
Determination of hydrogen sulfide and hydrogen polysulfide in liquid sulphur—Fourier transform infrared spectroscopy
GB/T 33893-2017
GB/T 37983-2019
Testing methods of X-ray diffraction for determining the orientation of crystal materials by rotation
GB/T 37885-2019
Chemical reagent—Classification
GB/T 37907-2019
Reclaimed water quality—Determination of sulfide and cyanide—Ion chromatography
GB/T 37906-2019
Reclaimed water quality—Determination of mercury—Mercury analyzer method
GB/T 37905-2019
Reclaimed water quality—Determination of chromium—Voltammetry and polarography
GB/T 37883-2019
Determination of chromium, cadmium, lead and arsenic in water treatment chemicals—Inductively coupled plasma atomic emission spectrometry
GB/T 37969-2019
Standard guidelines for near infrared qualitative analysis
GB/T 37849-2019
Method of performance testing for liquid chromatography tandem time of flight mass spectrometry
GB/T 37847-2019
General rules for isotope composition analysis by mass spectrometry
GB/T 16632-2019
Determination of scale inhibition performance of water treatment chemicals—Calcium carbonate precipitation method