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GB/T 6730.31-2017 Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method - 英文版 |
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GB/T 6730.38-2017 Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method - 英文版 |
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GB/T 6730.30-2017 Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method - 英文版 |
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GB/T 13241-2017 Iron ores—Determination of reducibility - 英文版 |
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GB/T 34211-2017 Iron ores—Method for determination of iron reduction softening drippinger performance under load - 英文版 |
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GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength dispersive X-ray fluorescence spectrometric method - 英文版 |
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GB/T 34214-2017 Iron ores—Determination of weight of free water - 英文版 |
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GB/T 6730.34-2017 Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method - 英文版 |
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GB/T 6730.58-2017 Iron ores－Determination of vanadium content－Flame atomic absorption spectrometric method - 英文版 |
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GB/T 6730.44-2017 Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method - 英文版 |
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GB/T 6730.59-2017 Iron ores－Determination of manganese content－Flame atomic absorption spectrometric method - 英文版 |
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GB/T 6730.27-2017 Iron ores—Determination of fluorine content—Lanthanum-alizarin complexion spectrophotometric method - 英文版 |
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GB/T 6730.50-2016 Iron ores—Determination of carbon content—Gas volumetric method - 英文版 |
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GB/T 6730.22-2016 Iron ores—Determination of titanium content—Diantipyrylmethane spectrophotometric method - 英文版 |
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GB/T 6730.29-2016 Iron ores—Determination of barium content—Barium sulfate grarimetric method - 英文版 |
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GB/T 10322.5-2016 Iron ores—Determination of the moisture content of a lot - 英文版 |
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GB/T 6730.12-2016 Iron ores—Determination of aluminum content—Chrome azurol S spectrophotometric method - 英文版 |
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GB/T 6730.19-2016 Iron ores—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method - 英文版 |
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GB/T 4333.5-2016 Ferrosillicon—Determination of silicon, manganese, aluminium, calcium, chromium and iron contents—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method) - 英文版 |
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GB/T 6730.16-2016 Iron ores—Determination of sulfur content—Barium sulfate gravimetric method - 英文版 |
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GB/T 6730.35-2016 Iron ores—Determination of copper content—Oxalic acid bis-cyclohexylidene hydragide (cuprizone) spectrophotometric method - 英文版 |
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GB/T 6730.20-2016 Iron ores—Determination of phosphorus content—Titrimetric method - 英文版 |
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GB/T 6730.21-2016 Iron ores—Determination of manganse content—Potassium periodate spectrophotometric method - 英文版 |
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GB/T 6730.9-2016 Iron ores—Determination of silicon content—The silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate - 英文版 |
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GB/T 6730.8-2016 Iron ores—Determination of iron(II) content—Potassium dichromate titrimetric method - 英文版 |
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GB/T 6730.6-2016 Iron ores—Determination of metallic iron content—Ferric chloride-sodium acetate titrimetric method - 英文版 |
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GB/T 6730.7-2016 Iron ores—Determination of metallic iron content—Sulfosalicylic acid spectrophotometric method - 英文版 |
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GB/T 1506-2016 Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron(Ⅱ) sulphate titrimetric method - 英文版 |
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GB/T 6730.73-2016 Iron ores—Determination of total iron content—EDTA photometric titration method - 英文版 |
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GB/T 6730.72-2016 Iron ores—Determination of arsenic, chromium, cadmium, lead and mercury content—Inductively coupled plasma-mass spectrometry method (ICP-MS) - 英文版 |
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