声明
ABSTRACT
摘要
List of Abbreviations
Table of Contents
Chapter 1 Introduction
1.1 Humic substances(HS)
1.1.1 Different kinds of HS
1.1.2 Composition of HS
1.1.3 Effects of HS on photochemical transformations
1.1.4 Influences of humic substances on the environment
1.1.5 Summary
1.2 Antibiotics
1.2.1 Definition and action mode
1.2.2 Criteria and classification
1.2.3 Influences of antibiotics and the effects on organism
1.2.4 Thiamphenicol
1.2.5 Oxytetracyclin(OTC)
1.2.6 Summary
Chapter 2 Experiments part
2.1 Experiments for THI
2.1.1 Materials and methods of THI
2.1.2 Preparation of THI solution
2.1.3 Photochemical experiments
2.1.4 Analyses of THI and chromatographic conditions
2.1.5 HPLC condition
2.2 Experiments for OTC
2.2.1 Materials and methods of OTC
2.2.2 Preparation of OTC,HA and FFA stock solution
2.2.3 Photochemical experiments and HPLC conditions
2.2.4 Graph of OTC in HPLC
2.2.5 Experimental conditions on photolysis
Chapter 3 Photodegradation of Thiamphenicol
3.1 Introduction
3.2 Calibration curves
3.3 Effect at different initial concentration on photodegradation of THI
3.4 Effect of HA on degradation of THI in simulated sea water and pure water
3.5 Comparison of the degradation of THI in simulated sea water and pure water with and without HA
3.6 Study some effect of humic acids on photodegradation
3.7 Effects of different initial concentration of HA
3.8 Comparison with filter>290nm and without filter
3.9 Summary
Chapter 4 Photodegradation of OTC
4.1 Calibration Curves of OTC and furfuryi alcohol(FFA)
4.2 Photodegradation of OTC under irradiation of light>380nm
4.3 Photodegradation of OTC under irradiation of light>290nm
4.4 Photodegradation of OTC in waters with HA and FFA
4.5 Photolysis kinetic model of OTC with the hV
4.6 Effects of pH and HA on photochemical of OTC degradation
4.7 Summary
Chapter 5 Final conclusions
5.1 Final summary and conclusions
5.2 Thesis objects
5.3 Future works
5.4 Outline of thesis
References
Acknowledgments
Paper List
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