Determination of total sulphur in forest soil 森林土壤全硫的测定
2.
Coke - determination of total sulphur 焦碳全硫含量的测定方法
3.
Raw materials for the rubber industry . determination of the total sulphur content of carbon black 橡胶工业用原料.炭黑中总含硫量测定
4.
Benzol products of coal carbonization - determination of total sulphur content - reduction and spectrophotometric method 焦化苯类产品全硫含量的还原分光光度测定法
5.
Methods for chemical analysis of fluor - spar - the combustion - potassium iodate volumetric method for the determination of total sulphur content 氟石化学分析方法燃烧-碘酸钾容量法测定总硫量