英文標(biāo)準(zhǔn)名稱(chēng):Iron ores—Determination of cobalt content—4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method
英文標(biāo)準(zhǔn)名稱(chēng):Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
英文標(biāo)準(zhǔn)名稱(chēng):Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method
英文標(biāo)準(zhǔn)名稱(chēng):Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
英文標(biāo)準(zhǔn)名稱(chēng):Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method
英文標(biāo)準(zhǔn)名稱(chēng):Fluorspar—Determination of total sulfur content—Pipe furnace combustion iodic acid potassium titration method
英文標(biāo)準(zhǔn)名稱(chēng):Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—Inductively coupled plasma atomic emission spectrometry
英文標(biāo)準(zhǔn)名稱(chēng):Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength dispersive X-ray fluorescence spectrometric method
英文標(biāo)準(zhǔn)名稱(chēng):Fluorspar—Determination of magnesium content—Flame atomic absorption spectrometry
英文標(biāo)準(zhǔn)名稱(chēng):Fluorspar—Determination of aluminium content—EDTA titration method
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