| 1. | Technical transformation of preconcentration technology of meishan iron mine 梅山铁矿预选工艺技术改造 |
| 2. | Faas determination of cadmium in water - preconcentration of cadmium as cdi2 - 4 on faming plastics 火焰原子吸收光谱法测定水中痕量镉 |
| 3. | Fia - faas determination of trace amounts of platinum - on line preconcentration on micro - column 流动注射在线微柱预富集火焰原子吸收光谱法测定痕量铂 |
| 4. | Study on determination of trace cadmium in ginkgo biloba linn by nano - tio2 preconcentration - single - sweep polarography 单扫描极谱法测定丝裂霉素的研究 |
| 5. | Application of plastic foam preconcentration - tmk extraction - microbead colorimetry in determination of gold in field 硫代米蚩酮萃取微珠比色法在野外测金的应用 |
| 6. | Determination of trace magnesium by thin layer resin phase spectrophotometry with loading resin preconcentration 负载树脂预富集薄层树脂相分光光度法测定痕量镁 |
| 7. | Determination of separated rare earth content - preconcentration and separation by cation exchange resin , icp - aes method 电感耦合等离子体原子发射光谱法测定稀土分量 |
| 8. | Determination of trace tantalum in stone coal slag with flow injection - ion exchange separation and preconcentration - spectrophotometry 分光光度法测定石煤渣中痕量钽 |
| 9. | Determination of trace nickel and cobalt in potable water by flame absorption spectrometry - preconcentration of coprecipitation 用共沉淀富集分离火焰原子吸收分光光度法 |
| 10. | Determination of trace scandium in coal gangue by spectrophotometry after separation and preconcentration with flow injection ion exchange 分光光度法测定石煤渣中痕量钽 |