YS/T Standards
Found: 2371 — page 33 of 50
Valid
YS/T 984-2014 — Determination of boron and phosphorus concent in silicon powder by chemical analysis
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Valid
YS/T 985-2014 — Polished reclaimed silicon wafers
National·Recommended
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$205.009 pages
Valid
YS/T 986-2014 — Specification for serial alphanumeric marking of the front surface of wafers
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$185.008 pages
Valid
YS/T 988-2014 — Carboxyethyl-germanium sesquioxide
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$90.005 pages
Valid
YS/T 989-2014 — Germanium grain
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$85.004 pages
Valid
YS/T 990.1-2014 — Methods for chemical analysis of copper matte. Part 1: Determination of copper content. Iodine titration method
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Valid
YS/T 990.10-2014 — Methods for chemical analysis of copper matte. Part 10: Determination of silicon dioxide content. Molybdenum blue spectrophotometry and potassium fluosilicate titrimetric method
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Valid
YS/T 990.11-2014 — Methods for chemical analysis of copper matte, Part 11: Determination of nickel content, Atomic absorption spectrmetry
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Valid
YS/T 990.12-2014 — Methods of chemical analysis of copper matte.Part 12: Determination of aluminum oxide content.Spectrophotometry of chromazurol S
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Valid
YS/T 990.13-2014 — Methods for chemical analysis of copper mattee. Part 13：Determination of magnesium oxide content. Atomic absorption spectrmetry
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Valid
YS/T 990.14-2014 — Methods for chemical analysis of copper matte. Part 14: Determination of zinc content. Atomic absorption spectrmetry and NazEDTA titration methods
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Valid
YS/T 990.15-2014 — Methods for chemical analysis of copper matte. Part 15: Determination of antimony content. Atomic absorption spectrometry
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Valid
YS/T 990.16-2014 — Methods for chemical analysis of copper matte. Part 16: Determination of mercury content. Cold atomic absorption spectrometry
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Valid
YS/T 990.18-2014 — Methods for chemical analysis of copper matte. Part 18: Determination of lead, zinc, nickel, arsenic, bismuth, antimony, calcium, magnesium, cadmium and cobalt content. Inductively coupled plasma atomic emission spectrometry
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Valid
YS/T 990.2-2014 — Methods for chemical analysis of copper matte. Part 2: Determination of gold and silver contents. Atomic absorption spectrmetry and fire assay method
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Valid
YS/T 990.3-2014 — Methods for chemical analysis of copper matte. Part 3: Determination of sulfur content. Gravimetric method and combustion titration method
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Valid
YS/T 990.4-2014 — Methods for chemical analysis of copper matte. Part 4: Determination of bismuth content. Atomic absorption spectrometry
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Valid
YS/T 990.5-2014 — Methods for chemical analysis of copper matte. Part 5: Determination of fluorine content. Ion-selective electrode method
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Valid
YS/T 990.6-2014 — Methods for chemical analysis of copper matte. Part 6: Determination of lead content. Atomic absorption spectromtry and Na2EDTA titration method
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Valid
YS/T 990.7-2014 — Methods for chemical analysis of copper matte. Prat 7: Determination of cadmium content. Atomic absorption spectrometry
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Valid
YS/T 990.8-2014 — Methods for chemical analysis of copper matte. Part 8: Determination of arsenic content. Hydride generation-atomic fluorescence spectrometry, silver diethyldithiocarbamate spectrophotometry and potassium bromate titrimetry
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$205.0010 pages
Valid
YS/T 991-2014 — Copper anode mud
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Valid
YS/T 992-2014 — Lead anode mud
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Valid
YS/T 993-2014 — Zinc anode slime
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Valid
YS/T 994-2014 — Zinc master. alloy ingots for casting
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Valid
YS/T 996-2014 — Antimony-doped tin oxide
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Valid
YS/T 997.1-2014 — Methods for chemical analysis of antimony-doped tin oxide. Part 1: Determination od tin content. Potassium iodate titrimetric method
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Valid
YS/T 997.2-2014 — Methods for chemical analysis of antimony. doped tin oxide. Part 2: Determination of antimony content. Cerium sulfate titration method
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Valid
YS/T 997.3-2014 — Methods for chemical analysis of antimony-doped tin oxide. Part 3: Determination of chlorine content. Mercuric sulfocyanide spectrophotometry
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Valid
YS/T 998-2014 — Al2O3 dispersion strengthened copper bar and wire
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Valid
YS/T 229.2-2013 — Methods for chemical analysis of high pure lead. Part 2: Determination of arsenic content. Atomic fluorescence spectrometry
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Valid
YS/T 229.3-2013 — Methods for chemical analysis of high pure lead. Part 3: Determination of antimony content. Atomic fluorescence spectrometry
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Valid
YS/T 229.4-2013 — Chemical analysis methods for high purity lead. Part 4: Determination of trace impurity elements content. Glow discharge mass spectrometry
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Valid
YS/T 292-2013 — Hardmetal blanks used for cold forging dies of hexagon nut
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Valid
YS/T 3014-2013 — Gold-loaded carbon
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Valid
YS/T 3015.1-2013 — Methods for chemical analysis of gold-loaded carbon. Part1: Determination of moisture content. Desiccation gravimetric method
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Valid
YS/T 3015.2-2013 — Methods for chemical analysis of gold-loaded carbon. Part 2: Determination of copper and iron contents. Flame atomic absorption spectrometry
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Valid
YS/T 3015.3-2013 — Methods for chemical analysis of gold-loaded carbon. Part3: Determinaiton of calcium and magnesium contents. Flame atomic absorption spectrometry
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Valid
YS/T 3015.4-2013 — Methods for chemical analysis of gold-loaded cabon. Part 4: Determination of copper, iron, calcium and magnesium contents. Inductively coupled plasma-atomic emission spectrometry
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Valid
YS/T 3016-2013 — Special reactor for ozone oxidation process
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Valid
YS/T 3018-2013 — Safety melting technical specification for gold dore and bullion production
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Valid
YS/T 3019-2013 — The safety technical specification for gold heap leaching process
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Valid
YS/T 3020-2013 — Testing procedure of grinding work index of gold-bearing ore
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Valid
YS/T 3021-2013 — Calculation of gold recovery rate for CIP Process
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Valid
YS/T 3022-2013 — Technical specification for test work of whole ore gold leaching with cyanide
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Valid
YS/T 399-2013 — Sponge hafnium
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Valid
YS/T 408.1-2013 — Utensils finished products of precious metals. Part 1: Utensils finished products of platinum and its alloy
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$195.009 pages
Valid
YS/T 425-2013 — Antimony-beryllium pellets
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$105.004 pages