英文標(biāo)準(zhǔn)名稱:Methods for chemical analysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method
英文標(biāo)準(zhǔn)名稱:Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method
英文標(biāo)準(zhǔn)名稱:Specification for detection and evaluation of coalbed methane surface drainage effect in coal mine
英文標(biāo)準(zhǔn)名稱:Iron ores—Determination of potassium, sodium, vanadium, copper, zinc, lead, chromium, nickel, cobalt elements—Inductively coupled plasma optical emission spectrometry
英文標(biāo)準(zhǔn)名稱:Iron ores—Determination of sodium content—Flame atomic absorption spectrometric method
英文標(biāo)準(zhǔn)名稱:Iron ores—Determination of potassium content—Flame atomic absorption spectrometric method
英文標(biāo)準(zhǔn)名稱:Iron ores—Determination of hygroscopic moisture in analytical samples—Gravimetric, Karl Fischer and mass-loss methods
英文標(biāo)準(zhǔn)名稱:Fluorspar—Determination of phosphorus content—Photometric method
英文標(biāo)準(zhǔn)名稱:Iron ores for blast furnace and direct reduction feedstocks-Determination of bulk density
英文標(biāo)準(zhǔn)名稱:Iron ores—Determination of calcium content—Flame atomic absorption spectrometric method
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