YS/T Standards

Found: 2371 — page 41 of 50

Valid

YS/T 227.2-2010 — Methods for chemical analysis of tellurium. Part 2: Determination of aluminium content. Chromazurol S-Tetradecyl bromide pyridine micellar solubilization spectrophotometry

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Valid

YS/T 227.3-2010 — Methods for chemical analysis of tellurium. Part 3: Determination of lead content. Flame atomic absorption spectrometry

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Valid

YS/T 227.4-2010 — Methods for chemical analysis of tellurium. Part 4: Determination of iron content. Phenanthroline spectrophotometry

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YS/T 227.5-2010 — Methods for chemical analysis of tellurium. Part 5: Determination of selenium content. 2, 3-Diamino naphthalene spectrophotometry

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Valid

YS/T 227.6-2010 — Methods for chemical analysis of tellurium. Part 6: Determination of copper content. Solid-liquid separate-flame atomic absorption spectrophotometry

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Valid

YS/T 227.7-2010 — Methods for chemical analysis of tellurium. Part 7: Determination of sulphur content. Inductively coupled plasma-atomic emission spectrometry

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Valid

YS/T 227.8-2010 — Methods for chemical analysis of bismuth. Part 8: Determination of magnesium and sodium content. Flame atomic absorption spectrometry

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Valid

YS/T 227.9-2010 — Methods for chemical analysis of tellurium. Part 9: Determination of tellurium content. Potassium bichromate-ammonium ferrous sulfate titration

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Valid

YS/T 239.1-2010 — Methods for chemical analysis of antimony trisulfide. Part 1: Determination of arsenic content. Cerium sulfate titration method

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Valid

YS/T 239.2-2010 — Methods for chemical analysis of antimony trisulfide. Part 2: Determination of combined sulfur content. Combustion-neutralization titration method

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Valid

YS/T 239.3-2010 — Methods for chemical analysis of antimony trisulfide. Part 3: Determination of free sulfur content. Burning and sodium hydroxide titration method

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Valid

YS/T 239.4-2010 — Methods for chemical analysis of antimony trisulfide. Part 4: Determination of aqua-regia insolubles content. Gravimetric method

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Valid

YS/T 239.5-2010 — Methods for chemical analysis of antimony trisulfide. Part 5: Determination of arsenic content. Arsenic molybdenum blue spectrophotometric method

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YS/T 239.6-2010 — Methods for chemical analysis of antimony trisulfide. Part 6: Determination of iron content. Neighbouring phenanthroline spectrophotometric method

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Valid

YS/T 239.7-2010 — Methods for chemical analysis of antimony trisulfide. Part 7: Determination of lead content. Flame atomic absorption spectrometric method

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YS/T 3000-2010 — Activated carbon regenerator technical specification

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YS/T 3001-2010 — Gold loaded carbon desorption electrolysis equipment technical specification

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YS/T 336-2010 — Methods of fracture test for tube and rod of copper and copper alloys, nickel and nickel alloys

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Valid

YS/T 349.3-2010 — Methods for chemical analysis of cobalt sulfide concentrate. Part 3: Determination of manganese content. Flame atomic absorption spectrometry

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Valid

YS/T 349.4-2010 — Mothods for chemical analysis of cobalt sulfide concentrate. Part 4: Determination of silicon dioxide. Potassium silicofluoride capacity method

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YS/T 376-2010 — Physical pure platinum wires

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Valid

YS/T 377-2010 — Platinum-10% Rhodium/Platinum thermocouple wires for normal thermocouple

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Valid

YS/T 42-2010 — Lithium tantalate single crystals

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YS/T 522-2010 — Nickel coil

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YS/T 53.1-2010 — Methods for chemical analysis of copper, lead, zinc original and tailing ores. Part 1: Determination of gold content. Fire assay-flame atomic absorption spectrometric

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Valid

YS/T 53.2-2010 — Methods for chemical analysis of copper, lead, zinc original and tailing ores. Part 2: Determination of gold content. Separation and preconcentration by flow injection and 8531 fiber micro-column-the flame atomic absorption spectrum method

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YS/T 53.3-2010 — Methods for chemical analysis of copper, lead, zinc original and tailing ores. Part 3: Determination of silver content. Flame atomic absorption spectrometric

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Valid

YS/T 565-2010 — Zinc plate and zinc strip for dry cell

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Valid

YS/T 581.17-2010 — Determination of chemical contents and physical properties of aluminium fluoride. Part 17: Determination of flow time

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YS/T 587.14-2010 — Calcined coke for carbon anode. Part 14: Determination of Hardgrove Grindability Index (HGI)

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YS/T 725-2010 — Aluminium alloys sheets used for motor

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YS/T 731-2010 — Combined profiles of aluminium alloy and wood-plastic composite used for architecture

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Valid

YS/T 733-2010 — Determination of the graphitization degree of the graphitized cathode used for aluminium production

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Valid

YS/T 734-2010 — Carbon materials used for aluminium production. Testing method for dust Blaine fineness

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Valid

YS/T 735-2010 — Determination of the ash content in carbon glue used for aluminium production

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Valid

YS/T 736-2010 — Determination of the volatile matter content in carbon glue used for aluminium production

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Valid

YS/T 737-2010 — Equipment for cutting in/out aluminium cells with full current

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YS/T 738.1-2010 — Analysis method for aluminum hydroxide for filler. Part 1: Determination method of pH value

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Valid

YS/T 738.2-2010 — Analysis method for aluminum hydroxide filler. Part 2: Determination method of soulble alkali

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Valid

YS/T 738.3-2010 — Analysis method for aluminum hydroxide for filler. Part 3: Determination method of sulphur

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Valid

YS/T 738.4-2010 — Analysis method for aluminum hydroxide for filler. Part 4: Determination method of viscosity

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Valid

YS/T 74.1-2010 — Methods for chemical analysis of cadmium. Part 1: Determination of arsenic content-Hydride generation-atomic fluorescence spectrometry

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Valid

YS/T 74.10-2010 — Methods of chemical anaysis of cadmium. Part 10: Determination of silver content. Flame atomic absorption spectrometry

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Valid

YS/T 74.11-2010 — Methods for chemical analysis of cadmium. Part 11: Determination of arsenic, antimony, nickel, lead, copper, zinc, iron, thallium, tin and silver contents. Inductively coupled plasma atomic emission spectrometry

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Valid

YS/T 74.2-2010 — Methods of chemical anaysis of cadmium. Part 2: Determination of antimony content. Hydride generation-atomic fluorescence spectrometry

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Valid

YS/T 74.3-2010 — Methods of chemical anaysis of cadmium. Part 3: Determination of nickel content. Electrothermal atomic absorption spectrometry method

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YS/T 74.4-2010 — Methods of chemical anaysis of cadmium. Part 4: Determination of lead content. Flame atomic absorption spectrometry

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Valid

YS/T 74.5-2010 — Methods of chemical anaysis of cadmium. Part 5: Determination of copper content. Lead diethyldithio-carbamate spectrophotometry

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