UNDERSTANDING VARIATION IN PARTITION COEFFICIENT, Kd ...

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Cd K d (ml/g) Clay Cont. (wt%) pH CEC (meq/ 100 g) TOC (wt%) [Cd] (mg/l) Fe Oxides (wt.%) 101 13 5 16.8 11.2 0.01 M NaNO 3 195 13 5.2 16.8 11.2 0.01 M NaNO 3 420 13 5.8 16.8 11.2 0.01 M NaNO 3 1,200 13 6.2 16.8 11.2 0.01 M NaNO 3 4,000 13 6.8 16.8 11.2 0.01 M NaNO 3 1.2 16 3.3 9.8 11.2 0.01 M NaNO 3 7.1 16 4.1 9.8 11.2 0.01 M NaNO 3 27 16 4.8 9.8 11.2 0.01 M NaNO 3 53 16 5.1 9.8 11.2 0.01 M NaNO 3 170 16 5.6 9.8 11.2 0.01 M NaNO 3 300 16 6.1 9.8 11.2 0.01 M NaNO 3 390 16 6.2 9.8 11.2 0.01 M NaNO 3 910 16 6.5 9.8 11.2 0.01 M NaNO 3 1,070 16 6.8 9.8 11.2 0.01 M NaNO 3 43 10 4.8 2.4 11.2 0.01 M NaNO 3 67 10 5.7 2.4 11.2 0.01 M NaNO 3 130 10 6.3 2.4 11.2 0.01 M NaNO 3 C.9 Solution Soil Identification Comments Ref. a Boonton Loam 4 Boonton Loam 4 Boonton Loam 4 Boonton Loam 4 Boonton Loam 4 Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Rockaway Stony Loam Fill Material - Delaware River Fill Material - Delaware River Fill Material - Delaware River 4 4 4 4 4 4 4 4 4 4 4 4
Cd K d (ml/g) Clay Cont. (wt%) pH CEC (meq/ 100 g) TOC (wt%) [Cd] (mg/l) Fe Oxides (wt.%) 150 10 6.7 2.4 11.2 0.01 M NaNO 3 370 10 7.3 2.4 11.2 0.01 M NaNO 3 880 10 8 2.4 11.2 0.01 M NaNO 3 1,950 10 9.2 2.4 11.2 0.01 M NaNO 3 1,000 12 8 1 3.7 Carbonate Groundwate r 4,360 12.4 8 1 2.5 Carbonate Groundwate r 536.8 25.2 6.8 27.5 0.01 M NaCl 440 25.2 6.8 27.5 0.01 M NaCl 9 4.3 0.01 0.001M CaCl 2 23.4 4.3 0.01 0.001M CaCl 2 15.8 4.4 0.01 0.001M CaCl 2 11.3 4.5 0.01 0.001M CaCl 2 31.2 4.5 0.01 0.001M CaCl 2 32.5 4.5 0.01 0.001M CaCl 2 23 4.5 0.01 0.001M CaCl 2 17.1 4.7 0.01 0.001M CaCl 2 C.10 Solution Soil Identification Fill Material - Delaware River Fill Material - Delaware River Fill Material - Delaware River Fill Material - Delaware River Comments Ref. a Interbed pH of Groundwater Alluvium pH of Groundwater Soil A Desorption 6 Soil A Desorption 6 Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Agricultural Danish Soil Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb Co = 0.7 to 12.6 ppb 4 4 4 4 5 5 7 7 7 7 7 7 7 7
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United States Office of Air and Rad
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NOTICE The following two-volume rep
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This publication is the result of a
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TO COMMENT ON THIS GUIDE OR PROVIDE
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CONTENTS NOTICE ...................
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Concentrations Extractable Iron Con
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Appendix A - Acronyms and Abbreviat
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Figure E.1. Variation of K d for Cr
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Table 5.16. Uranium(VI) aqueous spe
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Table H.3. Simple and multiple regr
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1.0 Introduction The objective of t
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discussed. The geochemical modeling
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2.0 The K d Model The simplest and
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track many more parameters and some
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of interest. The retardation factor
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(e.g., soil). An increasing body of
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complexation constants for the cont
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the soil column. Additionally, the
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Element Table 5.2. Concentrations o
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5.2.3 Aqueous Speciation Cadmium fo
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5.2.4 Dissolution/Precipitation/Cop
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cadmium, indicating that cadmium an
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5.2.6.2.2 Limits of K d Values with
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organic chelates (e.g., EDTA). Init
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(tarapacaite) in chromium sludge fr
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K d). Soils containing Mn oxides ox
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Table 5.7. Estimated range of Kd va
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most common valence state of lead e
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Table 5.8. Lead aqueous species inc
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Under reducing conditions, galena (
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C Adsorption of lead increases with
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(Choppin, 1983). Plutonium hydrolyt
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Table 5.10. Plutonium aqueous speci
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5.6.5 Sorption/Desorption Plutonium
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content in the system. Additionally
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much greater concentrations. Thus,
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exchanged which they attributed to
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up tables was based in part on thei
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organic complexes likely predominat
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Thorium undergoes hydrolysis in aqu
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The distribution of thorium aqueous
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from about 10 -8.5 mol/l (0.0007 mg
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Based on the assumptions and limita
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5.10 Tritium Geochemistry And K d V
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uranium. Uranium(VI) species domina
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gives 0.1 to 10 µg/l as the range
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mineral in reducing ore zones (Fron
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Percent Distribution 100 80 60 40 2
Page 107 and 108: 5.11.6 Partition Coefficient, K d ,
Page 109 and 110: No attempt was made to statisticall
Page 111 and 112: Table 5.18. Selected chemical and t
Page 113 and 114: Another objective of this report is
Page 115 and 116: 6.0 REFERENCES Adriano, D. C. 1992.
Page 117 and 118: Bensen, D. W. 1960. Review of Soil
Page 119 and 120: Metals by Geomedia. Variables, Mech
Page 121 and 122: EPA (U.S. Environmental Protection
Page 123 and 124: Griffin, R. A., A. K. Au, and R. R.
Page 125 and 126: + Keeney-Kennicutt, W. L., and J. W
Page 127 and 128: Mattigod, S. V., A. L. Page, and I.
Page 129 and 130: Oscarson, D. W., and H. B. Hume. 19
Page 131 and 132: Relyea, J. F. and D. A. Brown. 1978
Page 133 and 134: Schultz, R. K., R. Overstreet, and
Page 135 and 136: Szalay, A. 1964. “Cation Exchange
Page 137 and 138: Yariv, S., and H. Cross. 1979. Geoc
Page 139 and 140: APPENDIX A Acronyms, Abbreviations,
Page 141 and 142: PC Personal computers operating und
Page 143 and 144: A.3.0 List of Symbols and Notation
Page 145 and 146: APPENDIX B Definitions
Page 147 and 148: Clay Content - particle size fracti
Page 149 and 150: Polynuclear Species - an aqueous sp
Page 151 and 152: C.1.0 Background Appendix C Partiti
Page 153 and 154: Cadmium K d Table C.2. Correlation
Page 155 and 156: C.3.0 Data Set for Soils Table C.4
Page 157: Cd K d (ml/g) Clay Cont. (wt%) pH C
Page 161 and 162: Cd K d (ml/g) Clay Cont. (wt%) pH C
Page 167 and 168: D.1.0 Background Appendix D Partiti
Page 169 and 170: A second data set (see Section D.4)
Page 171 and 172: Table D.3. Correlation coefficients
Page 173 and 174: By transposing the CEC and cesium K
Page 175 and 176: Table D.6. Cesium K d values measur
Page 177 and 178: eported in Table D.8 are described
Page 179 and 180: a 1 b 1 Range of Solution Cs Concen
Page 181 and 182: Figure D.4. Generalized cesium Freu
Page 183 and 184: Table D.10. Estimated range of K d
Page 185 and 186: D.3.0 K d Data Set for Soils and Pu
Page 187 and 188: Cesium Kd (ml/g) Clay (wt.% ) Mica
Page 193 and 194: Cesium K d (ml/g) Clay (wt%) Mica (
Page 195 and 196: Bruggenwert, M. G. M., and A. Kamph
Page 197 and 198: Shiao, S. Y., P. Rafferty, R. E. Me
Page 199 and 200: E.1.0 Background Appendix E Partiti
Page 201 and 202: chromium-reductive soils may stem f
Page 204 and 205: E.2.0 Approach The approach used to
Page 206 and 207: Table E.3. Estimated range of K d v
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Table E.4. Data from Rai et al. (19
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E.4.0 References Davis, J. A. and J
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APPENDIX F Partition Coefficients F
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(CEC) of the soils. Such an anomaly
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Table F.1. Summary of K d values fo
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Figure F.2. Variation of K d as a f
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F.4.0 References Abd-Elfattah, A.,
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APPENDIX G Partition Coefficients F
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A number of investigators have exam
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pH value, which is typical of the m
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These significant reductions in ads
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This is typically accomplished by t
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The scatterplots are typically disp
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Table G.2. Regression models for pl
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G.4.0 References Barney, G. S. 1984
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Nelson, D. M., R. P. Larson, and W.
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APPENDIX H Partition Coefficients F
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1.6 ml/g for a measurement made on
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Figure H.1. Relation between stront
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Figure H.2. Relation between stront
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H.2.4 Approach Figure H.4. Relation
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A second look-up table (Table H.5)
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Sr K d (ml/g) Clay Content (%) pH C
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Sr K d (ml/g) Clay Content (%) pH C
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Sr K d (ml/g) Clay Conten t (%) pH
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Konishi, M., K. Yamamoto, T. Yanagi
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APPENDIX I Partition Coefficients F
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descriptive statistics of the thori
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Figure I.1. Linear regression betwe
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The look-up table (Table I.5) for t
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Thorium K d (ml/g) pH Clay (wt.%) C
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Rai, D., A. R. Felmy, D. A. Moore,
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J.1.0 Background Appendix J Partiti
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J.2.2 Uranium K d Studies on Soils
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Washington. The studies included an
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and then decreases with increasing
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Kd (ml/g) 100,000 10,000 1,000 100
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papers. Warnecke et al. (1984) indi
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Anderson et al. (1982) summarize an
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McKinley and Scholtis (1993) compar
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In a similar comparison of sorption
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J.3.1 K d Values as a Function ff p
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discussed, and one would have to ma
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al., 1992; and others). These refer
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· Manskaya et al. (1956) studied a
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concentrations of humic acid, there
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pH U Kd (ml/g) Clay Cont. (wt.%) CE
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J.6.0 References Ames, L. L., J. E.
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Erikson, R. L., C. J. Hostetler, R.
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R. C. Ewing. Materials Research Soc
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Sheppard, M. I., and D. H. Thibault
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Yamamoto, T., E. Yunoki, M. Yamakaw
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