YS/T Standards
Found: 2371 — page 43 of 50
Valid
YS/T 226.9-2009 — Methods for chemical analysis of selenium. Part 9: Determination of iron content. Flame atomic absorption spectrometry
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Valid
YS/T 236-2009 — Lepidolite concentrate
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Valid
YS/T 255-2009 — Cobalt
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Valid
YS/T 256-2009 — Cobalt oxide
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Valid
YS/T 257-2009 — Indium ingots
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Valid
YS/T 283-2009 — Copper master alloy ingot
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Valid
YS/T 324-2009 — Test method for physical properties of antimony trioxide
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Valid
YS/T 325.1-2009 — Methods for chemical analysis of nickel-copper alloy. Part 1: Determination of nickel content. The Na2EDTA titrimetric method
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Valid
YS/T 325.2-2009 — Methods for chemical analysis of nickel-copper alloy. Part 2: Determination of copper content. Electrolysis weight method
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Valid
YS/T 325.3-2009 — Methods for chemical analysis of nickel-copper alloy. Part 3: Determination of iron content. The flame atomic absorption spectrometric method
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Valid
YS/T 325.4-2009 — Methods for chemical analysis of nickel-copper alloy. Part 4: Determination of manganese content. The flame atomic absorption spectrometric method
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Valid
YS/T 325.5-2009 — Methods for chemical analysis of nickel-copper alloy. Part 5: Determination of aluminum content. The Na2EDTA titrimetric method
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Valid
YS/T 325.6-2009 — Methods for chemical analysis of nickel-copper alloy. Part 6: Determination of titanium content. The diantipyrylmethane molecular absorption spectrophotometric method
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Valid
YS/T 334-2009 — Copper-beryllium alloy rod
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Valid
YS/T 335-2009 — Metallographic determination methods of oxygen content in oxygen-free copper
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Valid
YS/T 349.1-2009 — Methods for chemical analysis of cobalt sulfide concentrate. Part 1: Determination of cobalt content. Potentiometric titration method
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Valid
YS/T 378-2009 — Noble metal wires for industrial thermocouple
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Valid
YS/T 38.1-2009 — Chemical analysis methods of high pure gallium. Part 1: Determination of silicon content. Molybdenum blue spectrophotometry
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Valid
YS/T 38.2-2009 — Chemical analysis methods of high pure gallium. Part 2: Determination of magnesium, titanium, chromium, manganese, nickel, cobalt, copper, zinc, cadmium, tin, lead, bismuth content. Inductively coupled plasma mass spectrometry
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Valid
YS/T 435-2009 — Wrought aluminium alloys strips for can-body of easy open convenience can
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Valid
YS/T 514.1-2009 — Method for chemical analysis of high-titanium slag and rutile. Part 1: Determination of titanium dioxide content. Ferric ammonium sulfate titration
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Valid
YS/T 514.10-2009 — Methods for chemical analysis of high titanium slag and rutile. Part 10: Determination of carbon content. High frequency infrared absorption method
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Valid
YS/T 514.2-2009 — Methods for chemical analysis of high titanium slag and rutile. Part 2: Determination of total iron content. Potassium dichromate titration
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Valid
YS/T 514.3-2009 — Method for chemical analysis of high-titanium slag and rutile. Part 3: Determination of sulfur content. High frequency infrared absorpton method
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Valid
YS/T 514.4-2009 — Method for chemical analysis of high-titanium slag and rutile. Part 4: Determination of silicon dioxide content. Gravimetric analysis and molybdenum blue spectrophotometry
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Valid
YS/T 514.5-2009 — Methods for chemical analysis of high titanium slag and rutile. Part 5: Determination of aluminium oxide content. EDTA titration
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Valid
YS/T 514.6-2009 — Methods for chemical analysis of high-titanium slag and rutile. Part 6: Determination of manganese monoxide content. Flame atomic absorption spectrometry
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Valid
YS/T 514.7-2009 — Methods for chemical analysis of high-titanium slag and rutile. Part 7: Determination of calcium oxide and magnesium oxide content. Flame atomic absorption spectrometry
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Valid
YS/T 514.8-2009 — Methods for chemical analysis of high-titanium slag and rutile. Part 8: Determination of phosphorus content. Antimony molybdenum blue spectrophotometry
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Valid
YS/T 519.1-2009 — Methods for chemical analysis of arsenic. Part 1: Determination of arsenic content. Potassium bromate titrimetric method
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Valid
YS/T 519.2-2009 — Methods for chemical analysis of arsenic. Part 2: Determination of antimony content. Malachite green spectrophotometric method
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Valid
YS/T 519.3-2009 — Methods for chemical analysis of arsenic. Part 3: Determination of sulfur content. Barium sulphate gravimetric method
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Valid
YS/T 519.4-2009 — Methods for chemical analysis of arsenic. Part 4: Determination of bismuth, antimony and sulfur content. Inductively coupled plasma atomic emission spectrometry
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Valid
YS/T 521.2-2009 — Methods for chemical analysis of blister copper. Part 2: Determination of gold and silver contents. Fire assay method
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Valid
YS/T 521.3-2009 — Methods for chemical analysis of blister copper. Part 3: Determination of arsenic content. Hydride generation-atomic fluorescence spectrometric method. Potassium bromate titration
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Valid
YS/T 521.4-2009 — Methods for chemical analysis of blister copper. Determination of lead, bismuth and antimony contents. Flame atomic absorption spectrometry
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Valid
YS/T 521.5-2009 — Methods for chemical analysis of blister copper. Part 5: Determination of zinc and nickel contents. Flame atomic absorption spectrometry
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Valid
YS/T 521.6-2009 — Methods for chemical analysis of blister copper. Part 6: Determination of arsenic, antimony, bismuth, lead, zinc and nickel content. Inductively coupled plasma-atomic emission spectrometry
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Valid
YS/T 525-2009 — Antimony trisulfide
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Valid
YS/T 529-2009 — Zironium-Aluminum alloy powder for getter
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Valid
YS/T 535.1-2009 — Chemical analysis methods of sodium fluoride. Part 1: Determination of moisture content. Gravimetric method
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Valid
YS/T 535.10-2009 — Chemical analysis methods of sodium fluoride. Part 10: Preparation and storage of test samples
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Valid
YS/T 535.4-2009 — Chemical analysis methods of sodium fluoride. Part 4: Determination of iron content. 1, 10-phenanthroline spectrophotometric method
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Valid
YS/T 535.5-2009 — Chemical analysis methods of sodium fluoride. Part 5: Determination of soluble sulphates content. Turbidimetric method
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Valid
YS/T 535.6-2009 — Chemical analysis methods of sodium fluoride. Part 6: Determination of carbonate content. Gravimetric method
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Valid
YS/T 535.7-2009 — Chemical analysis methods of sodium fluoride. Part 7: Determination of acidity. Neutral titration method
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Valid
YS/T 535.8-2009 — Chemical analysis methods of sodium fluoride. Part 8: Determination of water insoluble matter content. Gravimetric method
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Valid
YS/T 535.9-2009 — Chemical analysis methods of sodium fluoride. Part 9: Determination of chloride content. The turbidimetric method
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