Chemical and toxicological properties of coal fly ash - University of ...

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Change in chemical composition as a function of time of fly ash W2 extract generated b.y iong-term (140days) equilibration procedure (concentrations in mg/L). .pH 32.4Total al kal in itya 2194phenolphthalein alkea 2022EeCe in rnmhos/crn8e82~h ~n m~b ~349Ai1 e38ASOe05B 120Ba0,lOB@
Time (days) ISGS 1981Figure 24. Changes in the concentrations of selected aqueous constituents in the LTE extract of fly ash I3 with time.02 7 2 1 3 6 76 95 106Time (days) ISGS 1981Figure 25. Changes in the concentrations of selected aqueous constituents in the LTE extract of fly ash I7 with time.
Page 1 and 2: lllinoiSTATSTAT
Page 3 and 4: V SURVEYatural Resources Building60
Page 5 and 6: TABLESSummary of the origin and gen
Page 7 and 8: The overall purpose of this investi
Page 9 and 10: steady state conditions in the disp
Page 11 and 12: total carbon determinations were ca
Page 13 and 14: y passing the extract through a col
Page 15 and 16: The GC-MS analyses were performed b
Page 17 and 18: with ultrapure water. The final HCl
Page 19 and 20: Be 3. Wlir~eraiogical composi'tion
Page 21 and 22: Table 6. Trace constituent concentr
Page 23 and 24: Table 7. Fly ash sample classificat
Page 25 and 26: Table 8. Carbon, sulfur, and benzen
Page 27 and 28: Wave number (cm-'Figure 8. Infrared
Page 29 and 30: Figure 12. HPLC chromatogram of the
Page 31 and 32: Figure 16. HPLC chromatogram of the
Page 34 and 35: Table 11. Organic components in the
Page 36 and 37: Figure 21. Gas chromatogram of the
Page 38 and 39: 4.Jrcrm c o mQU"* 'tn U.a-U U O NrO
Page 40 and 41: constituents. The amount of soluble
Page 42 and 43: Table 14. Change in chemical compos
Page 44 and 45: Table 16. Change in chemical compos
Page 48 and 49: Figure 26. Changes in the concentra
Page 50 and 51: Table 19. Corytituents in the long-
Page 52 and 53: Table 21. The LC-50 values, amount
Page 54 and 55: Table 23. The range of concentratio
Page 56 and 57: Table 25. The range of concentratio
Page 58 and 59: Table 27. The mean initial lengths
Page 60 and 61: Table 32. The mean final lengths an
Page 62 and 63: Several of the extrbivalves ( ~ are
Page 64 and 65: The mean concentrations of various
Page 66 and 67: 1972). Cadmium is a dangerous cumul
Page 68 and 69: Bl umer, M., 1957, Removal of eleme
Page 70 and 71: Furr, A. K-, T. F, Parkinson, R. A.
Page 72 and 73: Murtha, M. J., and G. Burnet, 1979,
Page 74 and 75: Standard methods for examination of

Chemical and toxicological properties of coal fly ash - University of ...

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