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GB/T 13747.1-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 1：Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether spectrophotometry - 英文版 |
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GB/T 4698.23-2017 Methods for chemical analysis of titanium sponge，titanium and titanium alloys—Part 23：Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 4698.13-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13：Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 4698.25-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25：Determination of chlorine content—Silver chlorin spectrophotometry - 英文版 |
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GB/T 4698.12-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12：Determination of vanadium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 34499.1-2017 Method for chemical analysis of iridium compounds—Part 1: Determination of iridium content—Electricity titration using ferrous sulfate - 英文版 |
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GB/T 1819.12-2017 Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration - 英文版 |
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GB/T 6730.26-2017 Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method - 英文版 |
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GB/T 5195.5-2017 Fluorspar—Determination of total sulfur content—Pipe furnace combustion iodic acid potassium titration method - 英文版 |
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GB/T 5195.1-2017 Fluorspar—Determination of calcium fluoride content—EDTA titration method and distillation-potentiometric titration method - 英文版 |
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GB/T 5195.13-2017 Fluorspar—Determination of aluminium content—EDTA titration method - 英文版 |
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GB/T 5195.16-2017 Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 34322-2017 Automatic continuous determination of water quality for boiler and cooling system—Potentiometric titration - 英文版 |
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GB/T 33948.2-2017 Method for chemical analysis of copper-steel composite metal—Part 2：Determination of zinc content—Na2EDTA titration method - 英文版 |
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GB/T 33948.1-2017 Method for chemical analysis of copper-steel composite metal—Part 1：Determination of copper content—Iodine titration method - 英文版 |
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GB/T 5687.4-2016 Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method - 英文版 |
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GB/T 4698.4-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 4：Determination of manganese content—Potassium periodate spectrophotometry and inductively coupled plasma atomic emission spectrometry - 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 1511-2016 Manganese ores—Determination of calcium and magnesium contents—EDTA titrimetric 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 6730.8-2016 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 14571.1-2016 Test method of monoethylene glycol for industrial use—Part 1: Determination of acidity—Titration method - 英文版 |
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GB 5009.246-2016 National Food Safety Standard - Determination of titania in food - 英文版 |
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GB/T 1510-2016 Manganese ores—Determination of aluminium content—EDTA titrimetric 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 4702.1-2016 Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method - 英文版 |
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GB/T 32784-2016 Pig iron contenting nickel—Determination of chromium content—Ammonium per sulfate-ammonium ferrous sulfate titration method - 英文版 |
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GB/T 32786-2016 Pig iron contenting nickel—Determination of iron content—Dichromate titration method - 英文版 |
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GB/T 30921.4-2016 Test method of purified terephthalic acid (PTA) for industrial use—Part 4: Determination of titanium content—Diantipyrylmethane photometric method - 英文版 |
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