钒铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法
Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method
2020-06-02
GB/T 6730.9-2016
铁矿石 硅含量的测定 硫酸亚铁铵还原-硅钼蓝分光光度法
Iron ores—Determination of silicon content—The silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate
2016-10-13
GB/T 5059.5-2014
钼铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法
Ferromolybdenum―Determination of silicon content―Sulphuric acid dehydration gravimetric method and molybdenum blue spectrophotometric method
2014-03-27
YS/T 568.3-2008
氧化锆、氧化铪化学分析方法 硅量的测定 钼蓝分光光度法
Chemical analysis methods for zirconium oxide and hafnium oxide--Determination of silicon content--Spectrophotometric method with the reduced silicomolybdic comples
2008-03-12
GB/T 3286.2-2012
石灰石及白云石化学分析方法 第2部分：二氧化硅含量的测定 硅钼蓝分光光度法和高氯酸脱水重量法
Methods for chemical analysis of limestone and dolomite - Part 2: The determination of silicon dioxide content - The silicomolybdic blue spectrophotometric method and the perchloric acid dehydration gravimetric method