Geoenvironmental Engineering Contaminated Soils, Pollutant Fate, and Mitigation - Chapter 6 doc

... minerals. Figure 6. 12 Oxidation of 2 , 6- dimethylphenol by Al-clay, Fe-clay and Al-sand (Data from Yong et al., 1997.) © 2001 by CRC Press LLC 6. 4.5 Oxidation-Reduction Reactions Oxidation-reduction ... detected included pentachlo- roanisole (PCA) and 2,3,4, 5-, 2,3,4 ,6 ,- and 2,3,5 , 6- tetrachlorophenol (TCP). Anaerobic dehalogenation of organic chemicals has been briefly s...

Ngày tải lên: 11/08/2014, 04:20

... Pollutants 4.1 POLLUTANTS, CONTAMINANTS, AND FATE We consider, in this chapter, the general mechanisms and processes involved in the interaction between contaminants (pollutants and non-pollutants) ... soil and porewater, type and concentration of heavy metals, availability of inorganic and organic ligands, and precipitation pH of the heavy metal pollutants. Figure 4 .6 sh...

Ngày tải lên: 11/08/2014, 04:20

... 25.9 0 3 39 58 1 .62 20.8 1.9 2.74 80 .69 CEA1 31.1 2.53 46 23.3 0 1 49 .6 49.4 1 .69 21 .6 2.22 3.75 83.5 CEA4 30.5 2.48 47.1 24.2 0 0 47 53 1 .66 20 1.8 5.78 73.59 SGT1 20 2.58 38 19 .6 9.2 4.4 52.9 ... 2.59 59.7 28 .6 0 8 47 45 1.47 23.0 2.5 5.53 71.12 NEA4 51.8 2.49 65 .8 30.0 0 8 42 50 1. 36 30.0 2.2 5.11 73.34 PEA1 96. 8 2.58 75.2 38.1 0 2 46 52 1.38 27.0 2 .6 5.97 84 .61 PEA...

Ngày tải lên: 11/08/2014, 04:20

... CH 3 COOH 2-NH 3 OHCl + CH 3 COOH 3-NH 3 OHCl + CH 3 COOH Chang et al. (1984) 1-KNO 3 4-Na 2 EDTA 3-NaOH 5-HNO 3 (7 0-8 0 o C) Emmerich et al. (1982) 1-KNO 3 4-Na 2 EDTA 3-NaOH 5-HNO 3 Gibson and Farmer ... Farmer (19 86) 1-CH 3 COONH 4 pH 7 2-CH 3 COONa pH 5 3-4 -Hydroxyl-ammonium + HNO 3 /Acetic Acid 5-H 2 O 2 + HNO 3 85 o C 6- Aqua regia + HF + Boric acid Yanful et al. (...

Ngày tải lên: 11/08/2014, 04:20

... fractions”, in Geoenvironmental Engineering — Contaminated Ground: Fate of Pollutants and Reme- diation, R.N. Yong, and H.R. Thomas (eds.), Thomas Telford, London, pp. 117–127. Mackay, D., Shiu, W.Y., and ... 41: 269 –2 86. Yong, R.N., MacDonald, E., and Coles, C., (19 96) , “Processes and partitioning of contami- nants in contaminated sediments”, Proc. 2nd Int. Cong. Env....

Ngày tải lên: 11/08/2014, 04:20

... (Raymond Nen) Geoenvironmental engineering: contaminated soils, pollutant fate and mitigation / Raymond N. Yong p. cm. Includes bibliographical references and index. ISBN 0-8 49 3-8 28 9-0 1. Soil ... Title. TD878.Y65 2000 62 8 .5′5 —dc21 0 0-0 5 565 2 CIP CHAPTER 1 Contaminated Land 1.1 GROUND CONTAMINATION The term contaminated land bears sig...

Ngày tải lên: 11/08/2014, 04:20

... alloyed; c) eutectoid; 1 - U8 * ; 2 - U10 * ; 3 - U12 * ; 4 - C1045; 5 - 60 S2 * ; 6 - HWSG * ; 7 - 9HS * ; 8 - HWG * ; 9 - 12H1 * ; 10 - H * ; 11 - H12M * ; 12 - C1 062 ; 13 - 7H3 * . (From Kremnev, ... 10 -1 2 to 10 -1 4 s, while the time of energy transfer to the crystalline lattice is approximately 10 -1 1 to 10 -1 2 s...

Ngày tải lên: 10/08/2014, 12:21

... Dieldrin 0 .64 mg L –1 growing regions field, irrigation p,p´-DDT 0. 06 19 .60 mg L –1 canal, adjoining p,p´-DDE 0.01–2.51 mg L –1 river and ponds) p,p´-DDD 0.01–0.37 mg L –1 o,p´-DDT 0.01–0. 26 mg L –1 Lindane ... Table 6. 5, among the DDT family, p,p - DDT, p,p´-DDE, and p,p´-DDD were most often observed in various food and environmental samples and, in some cases, lindane in se...

Ngày tải lên: 12/08/2014, 02:23

... ( 56. 9) 134 ,68 6 (38.9) 14,077 (4.1) – 1 86 (0.05) 345,814 27.32 Grenada b 72,010 (70 .6) 21,8 76 (21.4) 5,8 76 (5.8) 1,5 76 (1.5) 69 4 (0.7) 102,032 3.29 Guyana d 87,458 ( 26. 6) 220,948 (67 .3) 6, 654 (2.0) ... land Barbados b 125,943 (18.5) 362 ,183 (53.2) 28,315 (4.2) – c 164 ,208 (24.1) 68 0 ,64 9 53.08 Belize d 8,770 (13.4) 15,500 (23 .6) 19,800 (30.1) – 21 ,61 0 (32.9) 65 ,6...

Ngày tải lên: 12/08/2014, 02:23

...  Link from N - WEST to NW - BR1 192. 168 .7.224/30  SE - BR1 LAN1 192 . 168 . 4 . 0/ 26  SE-BR1 LAN2 192. 168 .4 .64 / 26  SE-BR2 LAN1 192. 168 .4.128/27  SE-BR2 LAN2 192. 168 .4. 160 /27 Link ... EAST to S-EAST 192. 168 .5.1 96/ 30  Link from HQ to EAST 192. 168 .5.200/30  SE BR1 LAN1 192 168 4 0/ 26  NW-BR1 LAN2 192. 168 .7. 160 /27  NW-BR2 LAN1 192. 1...

Ngày tải lên: 05/07/2014, 03:20