| abstract | 第5-6页 |
| 摘要 | 第7-8页 |
| List of Abbreviations | 第8-11页 |
| Chapter 1 Introduction | 第11-43页 |
| 1.1 Humic substances (HS) | 第11-25页 |
| 1.1.1 Different kinds of HS | 第13-18页 |
| 1.1.2 Composition of HS | 第18-21页 |
| 1.1.3 Effects of HS on photochemical transformations | 第21-24页 |
| 1.1.4 Influences of humic substances on the environment | 第24-25页 |
| 1.1.5 Summary | 第25页 |
| 1.2 Antibiotics | 第25-43页 |
| 1.2.1 Definition and action mode | 第27-28页 |
| 1.2.2 Criteria and classification | 第28-32页 |
| 1.2.3 Influences of antibiotics and the effects on organism | 第32-34页 |
| 1.2.4 Thiamphenicol | 第34-39页 |
| 1.2.5 Oxytetracyclin (OTC) | 第39-42页 |
| 1.2.6 Summary | 第42-43页 |
| Chapter 2 Experiments part | 第43-51页 |
| 2.1 Experiments for THI | 第43-46页 |
| 2.1.1 Materials and methods of THI | 第43页 |
| 2.1.2 Preparation of THI solution | 第43-44页 |
| 2.1.3 Photochemical experiments | 第44页 |
| 2.1.4 Analyses of THI and chromatographic conditions | 第44-45页 |
| 2.1.5 HPLC condition | 第45-46页 |
| 2.2 Experiments for OTC | 第46-51页 |
| 2.2.1 Materials and methods of OTC | 第46页 |
| 2.2.2 Preparation of OTC, HA and FFA stock solution | 第46-47页 |
| 2.2.3 Photochemical experiments and HPLC conditions | 第47-48页 |
| 2.2.4 Graph of OTC in HPLC | 第48-49页 |
| 2.2.5 Experimental conditions on photolysis | 第49-51页 |
| Chapter 3 Photodegradation of Thiamphenicol | 第51-71页 |
| 3.1 Introduction | 第51-52页 |
| 3.2 Calibration curves | 第52-53页 |
| 3.3 Effect at different initial concentration on photodegradation of THI | 第53-57页 |
| 3.4 Effect of HA on degradation of THI in simulated sea water and pure water | 第57-59页 |
| 3.5 Comparison of the degradation of THI in simulated sea water and pure water with and without HA | 第59-66页 |
| 3.6 Study some effect of humic acids on photodegradation | 第66-67页 |
| 3.7 Effects of different initial concentration of HA | 第67-68页 |
| 3.8 Comparison with filter>290nm and without filter | 第68-69页 |
| 3.9 Summary | 第69-71页 |
| Chapter 4 Photodegradation of OTC | 第71-91页 |
| 4.1 Calibration Curves of OTC and furfuryl alcohol (FFA) | 第72-74页 |
| 4.2 Photodegradation of OTC under irradiation of light>380nm | 第74-79页 |
| 4.3 Photodegradation of OTC under irradiation of light>290nm | 第79-82页 |
| 4.4 Photodegradation of OTC in waters with HA and FFA | 第82-83页 |
| 4.5 Photolysis kinetic model of OTC with the hV | 第83-85页 |
| 4.6 Effects of pH and HA on photochemical of OTC degradation | 第85-89页 |
| 4.7 Summary | 第89-91页 |
| Chapter 5 Final conclusions | 第91-95页 |
| 5.1 Final summary and conclusions | 第91-92页 |
| 5.2 Thesis objects | 第92页 |
| 5.3 Future works | 第92-93页 |
| 5.4 Outline of thesis | 第93-95页 |
| References | 第95-101页 |
| Acknowledgements | 第101-103页 |
| Paper List | 第103页 |
