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GB/T 30705-2014 Microbeam analysis―Electron probe microanalysis―Guidelines for the determination of experimental parameters for wavelength dispersive spectroscopy 255.0 via email in 1~3 business day valid
GB/T 32055-2015 Microbeam analysis―Electron probe microanalysis―Methods for elemental-mapping analysis using wavelengthdispersive spectroscopy 130.0 via email in 1~3 business day valid
GB/T 6681-2003 General rules for sampling gaseous chemical products 240.0 via email in 1~3 business day valid
GB/T 28894-2012 Surface chemical analysis - Handling of specimens prior to analysis 170.0 via email in 1~3 business day valid
GB/T 8322-2008 Molecular absorption spectrometry - Terminology 360.0 via email in 1~3 business day valid
GB/T 28633-2012 Surface chemical analysis—X-ray photoelectron spectroscopy—Repeatability and constancy of intensity scale 200.0 via email in 1~3 business day valid
GB/T 25186-2010 Surface chemical analysis—Secondary-ion mass spectrometry—Determination of relative sensitivity factors from ion-implanted reference materials 110.0 via email in 1~3 business day valid
GB/T 17361-2013 Microbeam analysis—Identification of authigenic clay mineral in sedimentary rock menthod by scanning electron microscope and energy dispersive spectrometer 260.0 via email in 1~3 business day valid
GB 6488-1986 Test method for refractive index of chemical products 15.0 via email in 1~3 business day superseded
GB/T 6679-2003 General rules for sampling solid chemical products 80.0 via email in 1 business day valid
GB/T 7686-2016 General method for determination of arsenic content of chemical products 210.0 via email in 1~3 business day valid
QJ 3140.8-2001 1 2 4-Butanetriol Analysis Method - Part 8: Determination of the Density of 1 2 4-Butanetriol 45.0 via email in 1~3 business day valid
GB/T 22571-2008 Surface chemical analysis ? X-ray photoelectron spectrometers ? Calibration of energy scales 375.0 via email in 1~5 business day superseded
GB/T 33502-2017 Surface chemical analysis―Recording and reporting data in X-ray photoelectron spectroscopy(XPS) 210.0 via email in business day valid
HG/T 2955-2008 Layouts for standards of molecular absorption spectrometric analysis 120.0 via email in 1~3 business day valid
GB/T 15337-2008 General rules for atomic absorption spectrometric analysis 210.0 via email in 1~3 business day valid
GB/T 28606-2012 Determination of perfluorooctanoic acid and salt in the coating—High performance liquid chromatography-tandem mass spectrometry 150.0 via email in 1~3 business day valid
GB/T 34326-2017 Surface chemical analysis - Depth profiling - Methods for ion beam alignment and the associated measurement of current or current density for depth profiling in AES and XPS 230.0 via email in 1~3 business day valid
QJ 3140.9-2001 1 2 4-Butanetriol Analysis Method - Part 9: Determination of the Colority of 1 2 4-Butanetriol 45.0 via email in 1~3 business day valid
GB/T 32999-2016 Surface chemical analysis―Depth profiling―Measurement of sputtering rate:mesh-replica method using a mechanical stylus profilometer 290.0 via email in 1~5 business day to be valid
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