China Determination of N-m GB Standards Search Result |
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GB/T 6150.9-2009 Methods for chemical analysis of tungsten concentrates - Determination of copper content - Flame atomic absorption spectrometry - 英文版 |
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GB/T 6150.8-2009 Methods for chemical analysis of tungsten concentrates - Determination of molybdenum content - The thiocyanate spectrophotometry - 英文版 |
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GB/T 6150.3-2009 Methods for chemical analysis of tungsten concentrates - Determination of phosphorus content - The phosphorus molybdenum yellow spectrophotometry - 英文版 |
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GB/T 6150.16-2009 Methods for chemical analysis of tungsten concentrates - Determination of iron content - The sulfosalicylic acid spectrophotometry - 英文版 |
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GB/T 3394-2009 Ethylene and propylene for industrial use - Determination of trace carbon monoxide, carbon dioxide and acetylene - Gas chromatographic method - 英文版 |
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GB/T 3393-2009 Ethylene and propylene for industrial use - Determination of trace hydrogen - Gas chromatographic method - 英文版 |
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GB/T 14146-2009 Silicon epitaxial layers-determination of carrier concentration-mercury probe voltages-capacitance method - 英文版 |
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GB/T 14144-2009 Testing method for determination of radial interstitial oxygen variation in silicon - 英文版 |
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GB/T 8036-2009 Benzol products of coal carbonization - Determination of color - 英文版 |
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GB/T 6730.68-2009 Iron ores - Determination of loss on ignition - Gravimetric method - 英文版 |
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GB/T 6730.67-2009 Iron ores - Determination of arsenic content - Hydride generation atomic absorption spectrometric method - 英文版 |
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GB/T 6730.66-2009 Iron ores - Determination of total iron content - Automatic potentiometric titration method - 英文版 |
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GB/T 6730.65-2009 Iron ores - Determination of total iron content - Titanium(III) chloride reduction potassium dichromate titration methods（routine methods） - 英文版 |
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GB/T 4701.1-2009 Ferrotitanium - Determination of titanium content - The ammonium ferric sulfate titration method - 英文版 |
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GB/T 24531-2009 Iron ores for blast furnace and direct reduction feedstocks - Determination of the tumble and abrasion indices - 英文版 |
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GB/T 24530-2009 Iron ores for blast furnace feedstocks - Determination of reduction under load - 英文版 |
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GB/T 24529-2009 Carbon materials-determination of open porosity - 英文版 |
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GB/T 24528-2009 Carbon materials-determination method of the bulk density - 英文版 |
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GB/T 24526-2009 Carbon materials-determination of the total sulphur content - 英文版 |
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GB/T 24525-2009 Method for determination of specific resistance of carbon materials - 英文版 |
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GB/T 24522-2009 Metallic materials - Method of test for the determination of resistance to stable crack extension using specimens of low constraint - 英文版 |
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GB/T 24521-2009 Method for the determination of specific resistance of coke - 英文版 |
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GB/T 24520-2009 Cast iron and low alloy steel - Determination of lanthanum, cerium and magnesium content - Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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GB/T 24519-2009 Manganese ores - Determination of magnesium, aluminum, silicon, phosphorus, sulfur, potassium, calcium, titanium, manganese, iron, nickel, copper, zinc, barium and lead content - Wavelength dispersive X-ray fluorescence spectrometric method - 英文版 |
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GB/T 24516.1-2009 Corrosion of metals and alloys - Atmospheric corrosion - Determination of meteorologic factors - 英文版 |
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GB/T 24515-2009 Iron ores for blast furnace feedstocks - Determination of the reducibility by the rate of reduction index - 英文版 |
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GB/T 24514-2009 Zinc and/or aluminium based coatings on steel - Determination of coating mass per unit area and chemical composition - Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry - 英文版 |
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GB/T 24513.1-2009 Corrosion of metals and alloys - Classification of low corrosivity of indoor atmospheres - Part 1: Determination and estimation of indoor corrosivity - 英文版 |
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GB/T 24586-2009 Iron ores - Determination of apparent density，true density and porosity - 英文版 |
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GB/T 24585-2009 Ferronickel - Determination of phosphorus, manganese, chromium, copper, cobalt and silicon contents - Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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