金属铬 硫含量的测定 红外线吸收法和燃烧中和滴定法
Chromium metal - Determination of sulfur content - Infrared absorption method and combustion-neutralization titration method

2008-05-13

金属铬化学分析方法 红外线吸收法测定碳量
Methods for chemical analysisof chromium metal--The infrared absorption method for the determination of carbon content

1988-02-21

进出口金属硅中总碳和硫含量测定 高频燃烧红外吸收光谱法
Determination of total carbon and sulfur contents of silicon metal for import and export-Infrared absorption spectromentry

2010-01-10

铬矿石 硫含量的测定 燃烧-中和滴定法、燃烧-碘酸钾滴定法和燃烧-红外线吸收法
Chromium ores - Determination of sulfur content - Combustion-neutralization titration method, combustion-potassium iodate titration method and combustion-infrared absorption method

2009-07-15

铁铬铝纤维丝化学分析方法　第5部分：碳、硫量的测定　高频燃烧红外吸收法
Methods for chemical analysis of iron-chromium-aluminum fiber—Part 5:Determination of carbon and sulfur content—High-frequency infrared absorption method

2013-10-17

转底炉法金属化球团化学分析方法 碳和硫含量的测定 高频燃烧红外吸收法
Metallized pellet by rotary hearth furnace - Determination of carbon and sulfur content - Infrared absorption method after combustion in an induction furnace

2014-07-09

锰铁、锰硅合金、氮化锰铁和金属锰硫含量的测定　红外线吸收法和燃烧中和滴定法
Ferromanganese,ferromanganese-silicon,nitrogen-bearing ferromanganese and manganese metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization method

2008-05-13

锰铁、锰硅合金、氮化锰铁和金属锰 硫含量的测定 红外线吸收法和燃烧中和滴定法
Ferromanganese，ferromanganese-silicon，nitrogen-bearing ferromanganese and manganese metal—Determination of sulfur content—Infrared absorption method and combustion-neutralization method

2022-12-30

稀土金属及其氧化物中非稀土杂质化学分析方法 第1部分：碳、硫量的测定 高频-红外吸收法
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 1：Determination of carbon and sulfur contents—High frequency-infrared absorption method

2022-12-30