YS/T Standards
Found: 2371 — page 44 of 50
Valid
YS/T 536.1-2009 — Methods for chemical analysis of bismuth. Determination of copper content. Bis-acetaldehyde-oxalydihydrazone photometric method
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Valid
YS/T 536.10-2009 — Methods for chemical analysis of bismuth. Determination of tin content. Coprecipitation with beryllium-photometric method
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Valid
YS/T 536.11-2009 — Methods for chemical analysis of bismuth. Determination of mercury content. Atomic fluorescence spectrometric method
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Valid
YS/T 536.12-2009 — Methods for chemical analysis of bismuth. Determination of nickel content. Electrothermal atomic absorption spectrometric method
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Valid
YS/T 536.13-2009 — Methods for chemical analysis of bismuth. Determination of cadmium content. Electrothermal atomic absorption spectrometric method
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Valid
YS/T 536.2-2009 — Methods for chemical analysis of bismuth. Determination of iron content. Electrothermal atomic absorption spectrometric method
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Valid
YS/T 536.3-2009 — Methods for chemical analysis of bismuth. Determination of antimony content. Melachite green photometric method
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Valid
YS/T 536.4-2009 — Methods for chemical analysis of bismuth. Determination of silver content. Flame atomic absorption spectorphotometric method and electrothermal atomic absorption spectromeric method
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Valid
YS/T 536.5-2009 — Methods for chemical analysis of bismuth. Determination of zinc content. Solid-liquid extraction-flame atomic absorption spectorphotometric method
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Valid
YS/T 536.6-2009 — Methods for chemical analysis of bismuth. Determination of lead content. Electrothermal atomic absorption spectrometric method
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Valid
YS/T 536.7-2009 — Methods for chemical analysis of bismuth. Determination of arsenic content. Atomic fluorescence spectrometric method
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Valid
YS/T 536.8-2009 — Methods for chemical analysis of bismuth. Determination of chlorine content. Mercuric thiocyanate photometric method
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Valid
YS/T 536.9-2009 — Methods for chemical analysis of bismuth. Determination of tellurium content. Coprecipitation with arsenic-oscillopolarographic method
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Valid
YS/T 539.10-2009 — Method for chemical analysis of nickel base alloy powder. Part 10: Determination of molybdenum content. Thiocyanate spectrophotometry
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Valid
YS/T 539.11-2009 — Methods for chemical analysis of nickel base alloy powder. Part 11: Determination of tungsten content. Cinchonine gravimetric analysis
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Valid
YS/T 539.12-2009 — Methods for chemical analysis of nickel base alloy powder. Part 12: Determination of phosphorus content. N-butyl alacohol-chloroform extraction spectrophotometry
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Valid
YS/T 539.13-2009 — Methods for chemical analysis of nickel base alloy powder. Part 13: Determination of oxygen content. The pulse heating inert gas fusion-infrared absorption method
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Valid
YS/T 544-2009 — Copper alloy ingots for casting
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Valid
YS/T 555.1-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of molybdenum content. Lead molybdenum gravimetry
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Valid
YS/T 555.10-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of rhenium content. Thiocyanate spectrophotometry
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Valid
YS/T 555.11-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of oil and moisture content. Gravimetry
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Valid
YS/T 555.2-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of silicon dioxide content. Silicon molybdenum blue spectrophotometry and gravimetry
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Valid
YS/T 555.3-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of arsenic content. Atomic fluorescence spectrometry
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Valid
YS/T 555.4-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of tin content. Atomic fluorescence spectrometry
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Valid
YS/T 555.5-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of phosphorus content. Phosphorus molybdenum blue spectrophotometry
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Valid
YS/T 555.6-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of copper, lead, bismuth and zinc content. Flame atomic absorption spectrometry
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Valid
YS/T 555.7-2009 — Methods for chemical analysis of molybdenum concentrate. Determination of calcium oxide content. Flame atomic absorption spectrometry
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Valid
YS/T 556.1-2009 — Methods for chemical analysis of antimony concentrates. Part 1: Determination of arsenic content. Cerium sulfate titration method
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$99.004 pages
Valid
YS/T 556.2-2009 — Methods for chemical analysis of antimony concentrates. Part 2: Determination of arsenic content. Potassium bromate titration method
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Valid
YS/T 556.3-2009 — Methods for chemical analysis of antimony concentrates. Part 3: Determination of lead content. Flame atomic absorption spectrometric method
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Valid
YS/T 556.4-2009 — Methods for chemical analysis of antimony concentrates. Part 4: Determination of arsenic content. Weighing method
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Valid
YS/T 556.5-2009 — Methods for chemical analysis of antimony concentrates. Part 5: Determination of zine content. Flame atomic absorption spectrometric method
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Valid
YS/T 556.6-2009 — Methods for chemical analysis of antimony concentrates. Part 6: Determination of selenium content. Hydride generation-atomic fluorescence spectrometric method
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Valid
YS/T 556.7-2009 — Methods for chemical analysis of antimony concentrates. Part 7: Determination of mercury content. Atomic fluorescence spectrometry
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Valid
YS/T 556.8-2009 — Methods for chemical analysis of antimony concentrates. Part 8: Determination of sulfur content. Conbustion-neutralization titrimetric method
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Valid
YS/T 556.9-2009 — Methods for chemical analysis of antimony concentrates. Part 9: Determination of gold content. Fire assaying method
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Valid
YS/T 558-2009 — Methods for emission spectrum analysis of molybdenum
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Valid
YS/T 561-2009 — Methods for chemical analysis of precious metals alloys. Platinum-rhodium alloys. Determination of rhodium content. Hexaammine cobalt nitrate gravimetriy
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Valid
YS/T 562-2009 — Method for chemical analysis of precious metals alloys. Platinum-ruthenium alloys. Determination of ruthenium content. Thiourea spectrophotometry
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Valid
YS/T 563-2009 — Methods for chemical analysis of precious metals alloys. Platinum-palladium-rhodium alloys. Determination of palladium and rhodium content. Diacetyldioxime gravimetriy, tin (Ⅱ) chloride spectrophotometry
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Valid
YS/T 571-2009 — Copper-beryllium alloy round wire
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Valid
YS/T 574.1-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The gravimetric method for determination of total zirconium and active zirconium
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$115.004 pages
Valid
YS/T 574.2-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The sulfosalicylic acid spectrophotometric method for determination of iron
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Valid
YS/T 574.3-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The molybdenum blue spectrophotometric method for determination of silicon
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Valid
YS/T 574.4-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The molybdenum blue spectrophotometric method for determination of phosphorus
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Valid
YS/T 574.5-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. Determination of calcium and magnesium content by inductively coupled plasma atomic emission spectrometry
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Valid
YS/T 574.6-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The chrome azurol S spectrophotometric method for determination of aluminium
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Valid
YS/T 574.7-2009 — Methods for chemical analysis of zirconium powder for electro-vacuum uses. The molybdenum blue spectrophotometric method for determination of sulphur
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