YS/T Standards
Found: 2371 — page 42 of 50
Valid
YS/T 74.6-2010 — Methods of chemical anaysis of cadmium. Part 6: Determination of zinc content. Flame atomic absorption spectrometry
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YS/T 74.7-2010 — Methods of chemical anaysis of cadmium. Part 7: Determination of iron content. 1, 10-Phenanthroline spectrophotometry
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Valid
YS/T 74.8-2010 — Methods of chemical anaysis of cadmium. Part 8: Determination of thallium content. Crystal violet spectrophotometry
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Valid
YS/T 74.9-2010 — Methods of chemical anaysis of cadmium. Part 9: Determination of tin content. Hydride generation-atomic fluorescence spectrometry
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Valid
YS/T 740-2010 — Method for determination of caustic alkalinity in wastewater of alumina industry
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YS/T 741-2010 — Gallium oxide
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YS/T 742-2010 — Methods for chemical analysis of gallium oxide. Determination of impurities. Inductively coupled plasma mass spectrometer method
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Valid
YS/T 743-2010 — Determination of gaseous flouride in purification system for electrolyzed aluminium by alkali-paper sampling and flourine ion-ive electrode analysis
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YS/T 744-2010 — Battery grade anhydrous lithium chloride
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Valid
YS/T 745.1-2010 — Methods for chemical analysis of copper anode slime. Part 1: Determination of copper content. Iodine titration method
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Valid
YS/T 745.3-2010 — Methods for chemical analysis of copper anode slime. Part 3: Determination of platinum content and palladium comtent. Fire assay collection-inductively coupled coupled plasma atomic emission spectrometric methods
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Valid
YS/T 745.4-2010 — Methods for chemical analysis of copper anode slime. Part 4: Determination of selenium content. Iodine titrimetric method
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Valid
YS/T 745.5-2010 — Methods for chemical analysis of copper anode slime. Part 5: Determination of tellurium content. Potassium dichromate titrimetric method
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Valid
YS/T 745.6-2010 — Methods for chemical analysis of copper anode slime. Part 6: Determination of lead content. Na2EDTA titrimetric method
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Valid
YS/T 745.7-2010 — Methods for chemical analysis of copper anode slime. Part 7: Determination of bismuth content. Flame atomic absorption spectrometric method and Na2EDTA titrimetric method
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Valid
YS/T 745.8-2010 — Methods for chemical analysis of copper anode slime. Part 8: Determination of arsenic content. Hydride generation-atomic fluorescence spectrometry method
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Valid
YS/T 746.1-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 1: Determination of tin content. Pyrogallic acid demasking-lead nitrate titrimetric method
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Valid
YS/T 746.10-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 10: Determination of aluminum content. Electrothothermal atomic absorption spectrometric method
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Valid
YS/T 746.11-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 11: Determination of Cadmium content. Flame atomic absorption spectrometric method
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Valid
YS/T 746.12-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 12: Determination of Indium content. Na2EDTA titrimetric method
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Valid
YS/T 746.13-2010 — Methods for chemical analysis of tin-based lead-free solders. Part 13: Determination of nickel content. Flame atomic absorption spectrometric method
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Valid
YS/T 746.14-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 14: Determination of phosphorus content. Crystal violet phosphorus-vanadium-molybdenum heteropoly acid spectrophotometry
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Valid
YS/T 746.15-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 15: Determination of Germanium content. Salicylrone-sim polyethylene glycol phenyl ether spectrophotometry
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Valid
YS/T 746.16-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 16: Determination of total rare earth content. Arserazo Ⅲ spectrophotometry
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Valid
YS/T 746.2-2010 — Methods for chemical analysis of tin-based lead-free solders. Part 2: Determination of silver content. Flame atomic absorption spectrometric method and potassium thiosulfate titrimetric method
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Valid
YS/T 746.3-2010 — Methods for chemical analysis of tin-based lead-free solders. Part 3: Determination of copper content. Flame atomic absorption spectrometric method and sodium thiosulfate titrimetric method
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Valid
YS/T 746.4-2010 — Methods for chemical analysis of tin-based lead-free solders. Part 4: Determination of lead content. Flame atomic absorption spectrometric method
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Valid
YS/T 746.5-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 5: Determination of bismuth content. Flame atomic absorption spectrometric methods and EDTA titrimetric methods
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Valid
YS/T 746.6-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 6: Determination of antimony content. Flame atomic absorption spectrometric method
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Valid
YS/T 746.7-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 7: Determination of iron content. Flame atomic absorption spectrometric method
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Valid
YS/T 746.8-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 8: Determination of arsenic content. Molybdenum antimony arsenate blue spectrometric method
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Valid
YS/T 746.9-2010 — Methods for chemical analysis of lead-free tin-based solders. Part 9: Determination of zinc content. Flame atomic absorption spectrometric method and Na2EDTA titrimetric method
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Valid
YS/T 747-2010 — Lead-free tin-based solder
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Valid
YS/T 748-2010 — The energy consumption of zinc and lead mine for mining and processing
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Valid
YS/T 126-2009 — Energy consumption grades of special equipments for alumina production
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YS/T 210-2009 — Pelleted catalyst of platinum for diesel engine exhaust gases purification
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Valid
YS/T 226.1-2009 — Methods for chemical analysis of selenium. Part 1: Determination of bismuth content. Hydride generation-atomic fluorescence spectrometry
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Valid
YS/T 226.10-2009 — Methods for chemical analysis of selenium. Part 10: Determination of nickel content. Flame atomic absorption spectrometry
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Valid
YS/T 226.11-2009 — Methods for chemical analysis of selenium. Part 11: Determination of lead content. Flame atomic absorption spectrometry
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Valid
YS/T 226.12-2009 — Methods for chemical analysis of selenium. Part 12: Determination of selenium content. Sodium thiosulphate titrimetric method
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Valid
YS/T 226.13-2009 — Methods for chemical analysis of selenium. Part 13: Determination of siliver, aluminum, arensic, boron, mercury, bismuth, copper, cadmium, iron, gallium, indium, magnesium, nickel, lead, silicon, antimony, tin, tellurium, titanium and zinc content. Induct
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Valid
YS/T 226.2-2009 — Methods for chemical analysis of selenium. Part 2: Determination of antimony content. Hydride generation-atomic fluorescence spectrometry
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Valid
YS/T 226.3-2009 — Methods for chemical analysis of selenium. Part 3: Determination of aluminum content. Chrome azurol S-Cetyl trimethyl ammonium bromide absorption photometric method
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Valid
YS/T 226.4-2009 — Methods for chemical analysis of selenium. Part 4: Determination of mercury content. Dithizone-carbon tetrachloride titrated colorimetric-method
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Valid
YS/T 226.5-2009 — Methods for chemical analysis of selenium. Part 5: Determination of silicon content. Molybdenum blue spectrophotometry method
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Valid
YS/T 226.6-2009 — Methods for chemical analysis of selenium. Part 6: Determination of sulfur content. Diphenylcarbazide spectrophotometry
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Valid
YS/T 226.7-2009 — Methods for chemical analysis of selenium. Part 7: Determination of magnesium content. Flame atomic absorption spectrometry
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Valid
YS/T 226.8-2009 — Methods for chemical analysis of selenium. Part 8: Determination of copper content. Flame atomic absorption spectrometry
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