[표제지 등]
ABSTRACT
표목차
그림목차
목차
제1장 서론 11
제2장 SF 분리법의 이론 18
제3장 실험 24
제1절 측정기기 및 실험기구 24
1. 측정기기 24
2. 실험기구 26
제2절 시료 및 시약 26
1. 시료 26
2. 시약 30
제3절 실험방법 30
1. 시안 증류방법 31
2. 비색법에 의한 시안 분석방법 31
3. IC에 의한 시안 분석방법 31
4. 유기산 분석방법 32
5. SF시스템에 의한 환경입자성 시료 분리실험 36
6. 분리된 입자성물질들의 현미경 관찰 36
제4장 결과 및 고찰 38
제1절 폐수 중 시안 분석법 개선 38
1. 증류방법 비교실험 및 개선[원문불량;p.37] 38
2. 이온크로마토그래피(IC)에 의한 시안 검출시스템 완성 및 검출방법 확립 44
제2절 폐수 중 유기산 분석방법 확립 45
1. 분광광도법에 의한 분석 45
2. 고체상 추출법(SPE)/GC에 의한 분석 46
3. 고체상 미량 추출법(SPME)/GC에 의한 분석 52
제3절 SPLITT Fractionation에 의한 환경시료 중 입자성물질 분리 및 분석 69
1. 표준시료(9.8㎛ PS & 21.4㎛ PS)의 분리 69
2. 대기분진 시료의 분리 및 분석[원문불량;p.77] 77
3. 지하수 시료의 분리 및 분석 82
제5장 결론 86
참고문헌 88
판권지 90
Table 1. Instrumental operating conditions of IC. 32
Table 2. Experimental conditions of GC/FID and GC/MSD. 36
Table 3. Comparison of absorbance between before distillation and after distillation for standard solution. 40
Table 4. Change of absorbance of standard solution with time span. 40
Table 5. Comparison of recovery and boiling time by various methods. 41
Table 6. Recovery results after distillation of cyanide sample of high concentration. 42
Table 7. Recovery results according to absorption volume. 43
Table 8. GC Retention times and target ions of phenols. 63
Table 9. Percent recovery and relative standard deviation of phenols obtained using different SPE adsorbent and GC/MS. 64
Table 10. Detection limit of phenols obtained using different SPE adsorbent and GC/MS. 65
Table 11. Extraction efficiency of phenols dependent on acid and salt effect. 66
Table 12. Comparison of detection limits for 11 phenols using polyacrylate SPME fiber-GC/FID/MSD methods and EPA methods. 67
Table 13. Linear dynamic range and relative standard deviation of phenols obtained using polyacrylate SPME fiber-GC/FID and GC/MSD. 68
Fig. 1. Schematic side view of a gravitational SPLITT channel. Particles mobile enough to cross OSP exit outlet-b, the remainder outlet-a. 19
Fig. 2. Separation of particles by SF. SF is effective separation particles having d 〉d₁from overall sample as fraction-b contains only a few of particles having d〈 d₁. 22
Fig. 3. Home-made SF instrument structure. The center part of SF channel is a thin (0.0127cm)stainless-steel splitter which is sandwiched between two pieces of Teflon-coated polyamide(polyimide) spacer. 25
Fig. 4. Schematic diagram of cartridge extraction apparatus. 27
Fig. 5. Schematic diagram of disk extraction apparatus. 28
Fig. 6. Block diagram of solid phase microextraction device. 29
Fig. 7. Various distillation apparatus for CN analysis. a : EPA, b : JIS, c : KS, d : KIGAM[원문불량;p.37] 39
Fig. 8. IC chromatogram for wastewater containing cyanide. 45
Fig. 9. GC chromatograms of phenols obtained using GC/FID and GC/MSD. 48
Fig. 10. GC/MS chromatogram for phenols-spiked wastewater. a : methylene chloride extraction and scan mode, b : SPE and scan mode, c : SPE and SIM mode 50
Fig. 11. GC/MS SIM chromatograms for phenol-spiked samples obtained various SPE methods. a : cartridge C18, b : cartridge polystyrenedivinylbenzene, c : disk C18, d : disk polystyrenedivinylbenzene(이미지참조) 51
Fig. 12. GC/FID chromatograms for BTEX and phenols mixture obtained using different SPME fibers. a : 100 ㎛ dimethylpolysiloxane, b : 85 ㎛ polyacrylate 56
Fig. 13. GC chromatograms for phenols treated at different conditions. a : untreated, b : acidified, c : salt saturated and acidified 57
Fig. 14. GC chromatograms of derivatized phenols by GC/MSD with different fibers. a : 100 ㎛ dimethylpolysiloxane,... 59
Fig. 15. Plot of Fb vs. V(a) for 25 mm polystyrene latex. The sample inlet flow rate V(a') was kept constant at 0.6 mL/min. 69
Fig. 16. Plot of Fb(이미지참조) vs. V(a) for 9.8 ㎛ polystyrene latex. The sample inlet flow rate V( a') was kept constant at 1.5mL/min. 70
Fig. 17. Plot of Fb(이미지참조) vs. V(a) for 21.4 ㎛ polystyrene latex. The sample inlet flow rate V(a') was kept constant at 1.5mL/min. 71
Fig. 18. Plot of Fb(이미지참조) vs. V(a) for 21.4 ㎛ polystyrene latex. The sample inlet flow rate V(a') was kept constant at 1.0 mL/min. 72
Fig. 19. Plot of Fb(이미지참조) vs. V(a) for 21.4 ㎛ polystyrene latex. The sample inlet flow rates V(a') were kept at 1.0 & 1.5mL/min. 72
Fig. 20. Plot of Fb(이미지참조) vs. V(a) for 9.8㎛ polystyrene latex. The sample inlet flow rate V(a') was kept constant at 1.0mL/min. 73
Fig. 21. Plot of Fb(이미지참조) vs. V(a) for 9.8 & 21.4 ㎛ polystyrene latex. The sample inlet flow rate V(a') was kept constant at 1.0 mL/min. 74
Fig. 22. Pictures taken with an optical microscope of the mixture of 9.8 and 21.4㎛ PS. (×100) The flow rates used for the separation were : V(a)=1.00 ; V(b)=5.37 ; V(a)=5.37; V(b)=1.00ml/min 75
Fig. 23. Pictures taken with an optical microscope of the mixture of 9.8 and 21.4㎛ PS : Fraction a The flow rates used for the separation were : V(a)=1.00 ; V(b)=5.37 ; V(a)=5.37; V(b)=1.00ml/min 76
Fig. 24. Pictures taken with an optical microscope of the mixture of 9.8 and 21.4㎛ PS : Fraction b (×100) The flow rates used for the separation were : V(a)=1.00 ; V(b)=5.37 ; V(a)=5.37; V(b)=1.00ml/min 77
Fig. 25. Pictures taken with an optical microscope of the Air Particulates. (×100) The flow rates used for the separation were : V(a)=0.4 ; V(b)=0.12 ; V(a)=0.12; V(b)=0.4ml/min 78
Fig. 26. Pictures taken with an optical microscope of the Air Particulates ; Fraction-a (×100) The flow rates used for the separation were : V(a)=0.4 ; V(b)=0.12 ; V(a)=0.12; V(b)=0.4ml/min[원문불량;p.77] 79
Fig. 27. Pictures taken with an optical microscope of the Air Particulates ; Fraction-b (×100) The flow rates used for the separation were : V(a)=0.4 ; V(b)=0.12 ; V(a)=0.12; V(b)=0.4ml/min 80
Fig. 28. Fractogram obtained from the corresponding SEM-EDX (Scanning Electron Microscopy-Energy dispersive X-ray) for Air Particulates. 81
Fig. 29. Pictures taken with an optical microscope of the Mun-Kyung underground water (×100) The flow rates used for the separation were : V(a)=0.25 ; V(b)=2.00 ; V(a)=0.37; V(b)=1.88ml/min 83
Fig. 30. Pictures taken with an optical microscope of the Mun-Kyung underground water ; Fraction-a (×100) The flow rates used for the separation were : V(a)=0.25 ; V(b)=2.00 ; V(a)=0.37; V(b)=1.88ml/min 84
Fig. 31. Pictures taken with an optical microscope of the Mun-Kyung underground water ; Fraction-b (×100) The flow rates used for the separation were : V(a)=0.25 ; V(b)=2.00 ; V(a)=0.37; V(b)=1.88ml/min 85