GB/T 3286.7-2014
石灰石及白云石化学分析方法 第7部分:硫含量的测定 管式炉燃烧-碘酸钾滴定法、高频燃烧红外吸收法和硫酸钡重量法
Methods for chemical analysis of limestone and dolomite.Part 7:The determination of sulphur content. The pipe furnace combustion iodic acid potassium titration method,the high frequency combustion with infrared absorption method and the barium sulfate gra
GBT3286.7-2014, GB3286.7-2014