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
GBT3286.2-2012, GB3286.2-2012