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GB/T 38265.3-2022 Test methods for soldering fluxes - Part 3: Determination of acid value - Potentiometric and visual titration - 英文版 |
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GB/T 40312-2021 Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method) - 英文版 |
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GB/T 5687.13-2021 Ferrochromium—Determination of chromium, silicon, manganese, titanium, vanadium, iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method) - 英文版 |
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GB/T 14949.5-2021 Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method - 英文版 |
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GB/T 20373-2021 Determination of acetyl content in modified starch—Titrimetric method - 英文版 |
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GB/T 39994-2021 Determination of six metal elements (iron, calcium, magnesium, zinc, titanium,copper) in polyolefin pipe system - 英文版 |
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GB/T 39748.10-2021 Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 10: Determination of extractable polymer content by potentiometric titration - 英文版 |
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GB/T 41076-2021 Microbeam analysis—Electron backscatter diffraction—Quantitative determination of austenite in steel - 英文版 |
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GB/T 40970-2021 Determination of ammonia in cosmetics—Titration method - 英文版 |
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GB/T 40795.1-2021 Chemical analysis method of lanthanum-cerium metals and their compounds—Part 1:Determination of cerium content—Ammonium ferrous sulfate titration method - 英文版 |
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GB/Z 39124-2020 Method for chemical analysis of lead concentrates—Determination of antimony content—Ce(SO4)2 titration method - 英文版 |
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GB/T 39138.1-2020 Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1：Determination of gold content—Potentiometric titration using ferrous sulfate - 英文版 |
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GB/T 20975.12-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 12: Determination of titanium content - 英文版 |
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GB/T 17360-2020 Microbeam analysis—Method of quantitative determination for low contents of silicon and manganese in steels using electron probe microanalyzer - 英文版 |
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GB/T 38812.3-2020 Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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GB/T 38812.2-2020 Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride - 英文版 |
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GB/T 38812.1-2020 Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride - 英文版 |
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GB/T 8454-2020 Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method - 英文版 |
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GB/T 6730.82-2020 Iron ores—Determination of barium content—EDTA titrimetric method - 英文版 |
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GB/T 8704.5-2020 Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method - 英文版 |
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GB/T 8704.10-2020 Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium contents— Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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GB/T 5687.12-2020 Ferrochromium—Determination of phosphorus, aluminum, titanium, copper, manganese, calcium content—Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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GB/T 3286.10-2020 Methods for chemical analysis of limestone and dolornite一Part 10:Determination of titanium dioxide content一Diantipyrylmethane spectrophotometric method - 英文版 |
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GB/T 23605-2020 Determination of β transus temperature of titanium alloys - 英文版 |
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GB/T 4698.10-2020 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 10：Determination of chromium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry（with vanadium） - 英文版 |
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GB/T 38513-2020 Methods for chemical analysis of niobium hafnium alloys—Determination of hafnium,titanium,zirconium,tungsten,tantalum contents—Inductively coupled plasma atomic emission spectrometry - 英文版 |
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GB/T 39719-2020 Field and concentrated natural rubber latices—Determination of magnesium content—Cyanide-free titrimetric method - 英文版 |
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GB/T 15076.10-2019 Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry - 英文版 |
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GB/T 38441-2019 Pig iron and cast—Determination of chromium，copper，magnesium，manganese，molybdenum，nickel，phosphorus，tin，titanium，vanadium and silicon content—Inductively coupled plasma atomic emission spectrometric method - 英文版 |
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GB/T 24583.3-2019 Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method - 英文版 |
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