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YS/T 617.3-2007 Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 3 Determination of volatile matter(water) content Drying-degravimetric method 90.0 via email in 1~3 business day valid
YS/T 469-2004 Determination of whitenessof alumina and aluminium hydroxide 90.0 via email in 1~3 business day valid
YS/T 581.14-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 14: Determination of untamped density 75.0 via email in 1~3 business day valid
GB/T 2522-2017 Methods of test for the determination of coating insulation resistance and coating adhesion of electrical strip and sheet 140.0 via email in 1~3 business day to be valid
GB/T 6525-1986 Sintered metal materials; Determination of compression strength at room temperature 60.0 via email in 1~3 business day valid
GB/T 1423-1996 of measurement of density for precious metals and their alloys 75.0 via email in 1~3 business day valid
GB/T 21227-2007 AC loss measurements - Magnetometer methods for hysteresis loss in Cu/Nb-Ti multifilamentary composites 170.0 via email in 1~3 business day valid
YS/T 629.4-2007 Chemical analysis methods of high purity alumina Determination of potassium oxide Flame atomic absorption spectrophotometric method 90.0 via email in 1~3 business day valid
YS/T 1065.2-2015 Methods for physical performance determination of zeolite―Part 2:Determination of particle size―Centrifugal sedimentation method 90.0 via email in 1~3 business day valid
GB/T 8759-1988 Compound semiconductive single crystals--Determination of crzystallographic orientation--X-ray diffraction method via email in business day abolished
YB/T 5350-2006 Metallic material - Standard test method for the elastic modulus at high temperature - The method of disc - Vibrator 90.0 via email in 1~3 business day valid
GB/T 5225-1985 Metal materials-Quantitative phase analysis-Value Kmethod of X-ray diffraction 105.0 via email in 1~3 business day abolished
GB/T 30537-2014 Superconductivity - Measurements for Bulk High Temperature Superconductors - Trapped Flux Density of Large Grain Oxide Superconductors 280.0 via email in 1~5 business day valid
YS/T 581.4-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 4:Determination of aluminium by the EDTA volumetric method 75.0 via email in 1~3 business day valid
GB/T 3655-1992 Magnetic sheet and strip-Methods of measurement of magnetic electrical and physical properties 270.0 via email in 1~3 business day superseded
GB/T 33908-2017 Technical specification for testing of liquidus temperature of the electrolyte 165.0 via email in 1~3 business day valid
GB/T 1557-1989 The method of determining interstitial oxygen content in silicon by infrared absorption 75.0 via email in 1~3 business day abolished
YS/T 581.10-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 10: Determination of sulphur content by X-ray fluorescence spectrometric method 60.0 via email in 1~3 business day valid
YB/T 5338-2006 Retained austenite in steel - Quantitative deternination - Method of X-ray diffractometer 45.0 via email in 1~3 business day valid
YS/T 535.4-2009 Chemical analysis methods of sodium fluoride—Part 4:Determination of iron content—1,10-phenanthroline spectrophotometric method 120.0 via email in 1~3 business day valid
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