| 1. | Determination of chromium oxide content - flame atomic absorption spectrophotometric method 火焰原子吸收光谱法测定三氧化二铬量 |
| 2. | The diphenylcarbazide photometric method for the determination of chromium sesquioxide content 二苯基碳酰二肼光度法测定三氧化二铬量 |
| 3. | Magnesite - chrome refractories - determination of chromium oxide content - ammonium ferrous sulfate volumetric method 硫酸亚铁铵容量法测定三氧化二铬量 |
| 4. | Methods for chemical analysis of chromium ores - titrimetric method for the determination of oxidation chromium content 铬矿石化学分析方法滴定法测定三氧化二铬含量 |
| 5. | Methods for chemical analysis of titanium concentrate for import and export - determination of chromium sesquioxide content 进出口钛精矿化学分析方法.三氧化二铬含量的测定 |
| 6. | Methods for chemical analysis of bauxite - determination of chromium oxide content - flame atomic absorption spectrophotometric method 铝土矿石化学分析方法火焰原子吸收光谱法测定三氧化二铬量 |
| 7. | Digital audio tape cassette system - part 5 : dat for professional use iec 61119 - 5 : 1993 ; german version en 61119 - 5 : 1995 镁铬质耐火材料化学分析方法第10部分:硫酸亚铁铵容量法测定三氧化二铬量 |
| 8. | Chemical analysis of magnesia chromite refractories - part 10 : determination of chromium oxide - ammonium ferrous sulfate volumetric method 镁铬质耐火材料化学分析方法第10部分:硫酸亚铁铵容量法测定三氧化二铬量 |
| 9. | Methods for chemical analysis of high - titanium slag and rutile - the diphenylcarbazide photometric method for the determination of chromium sesquioxide content 高钛渣,金红石化学分析方法二苯基碳酰二肼光度法测定三氧化二铬量 |
| 10. | Chemical analysis methods and determination of physical performance of alumina determination of chromium sesquioxide content - diphenyl carbazide photometric method 氧化铝化学分析方法和物理性能测定方法二苯基碳酰二肼光度法测定三氧化二铬含量 |