| 1. | The synthesis of n - nitrophenyl urea derivatives 硝基苯基脲衍生物的合成 |
| 2. | Synthesis and characterization of n - nitrophenyl urea compounds 硝基苯基脲化合物的合成与表征 |
| 3. | Study on the synthesis of 2 - cyano - 2 - p - nitro phenyl ethyl acetate 对硝基苯基乙酸乙酯的合成研究 |
| 4. | Studies on biological activities of n - nitro - n - 2 , 4 , 6 - trichlorophenyl - n - 2 - methoxyphenyl urea 硝基苯基脲衍生物生物活性的研究 |
| 5. | Effects of organic complexing reagents on the color reaction of tin with bromopyrogallol red 二溴邻硝基苯基荧光酮与锡的显色反应 |
| 6. | Spectrophotometric determination of trace germanium in coal gangue with phenylfluorone 二溴邻硝基苯基萤光酮光度法测定煤矸石中微量锗 |
| 7. | Colour reaction of iron with 4 , 5 - dibromo - o - nitrophenylfluorone and its analytical application 5二溴邻硝基苯基荧光酮与铁显色反应及其应用 |
| 8. | Determination of germanium in coal by flow injection - ion exchange separation - 4 , 5 - dibromo - 2 - nitro - phenylfluorone spectrophotometry 二溴邻硝基苯基荧光酮光度法测定煤中锗 |
| 9. | Secondly , the solution of psc - 11 in o - nitrophenyl n - octyl ehter ( npoe ) were immobilized in a porous polymeric membrane ( celgard 2400 ) to prepare the supported liquid membranes 其次,用psc - 11的邻硝基苯基正辛醚溶液固定在多孔聚合物膜( celgard2400 )中制备支撑液膜。 |