Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 5 pptx
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 5 pptx
... 159 8 1603 159 6 1667 1648 1618 1620 1712 1 655 1688 159 2 1604 155 3
16 05 157 6 159 5 156 6 1620 1611 159 5 158 3 1690 1634 1647 157 1 158 6 1462
158 5 1484 155 5 1479 159 6 154 9 157 9 155 9 1606 156 4 16 05 ... 1246
1187 1 157 10 45 1026 1244 12 15 1149 1 154
1136 1142 8 75 870 1149 1 151 1086 1088
1039 1061 653 654 1038 1022 10 35 1018
781 782 854 862 853 848
661 654 772 769 659...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 7 pptx
... 0.242 0.00 13 .57 — 0.230 0.000 0.230
0.2 75 0.600 0.42 18.99 45. 4 0.438 0.217 0. 655
0.678 1.669 1.07 27.40 25. 7 0.928 0 .57 2 1 .50 1
1 .56 5 1. 253 0. 45 19.16 42.2 0.793 0.247 1.040
Source: Reprinted with ... 0.242 0.00 13 .57 — 0.230 0.000 0.230
0.2 75 0.600 0.42 18.99 45. 4 0.438 0.217 0. 655
0.678 1.669 1.07 27.40 25. 7 0.928 0 .57 2 1 .50 1
1 .56 5 1. 253 0. 45 19.16 42.2 0.79...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 2 pps
... 10 15 — 44 — 21 — —
Mica (%) 30 20 20 15 60 11 {5} { 15}
Kaolinite (%) 15 20 16 35 20 56 — —
Quartz (%) 40 40 4 6 3 12 — —
CaCO
3
—— — ——— 55 5
K
f
(Cu) 1.99 1.14 2.82 3.93 0.83 0 .55 1.29 ... stability and transportability. Settling rate experiments (Figure
2.2) indicated a decline in the concentration of kaolinitic colloids remaining in
suspension at pH < ;5. 5 co...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 4 docx
... unraveling the affinity of mineral surfaces for
both inorganic and organic species.
The main effects of proton adsorption-desorption on the adsorption of metals in
general and heavy metals in particular ... of basal surfaces populated with Si-O
2
and
Al
2
-OH groups and the reactivity of basal surfaces populated with Al-OH
−1/2
, Si-O
–1
,
SiAl-O
−1/2
and other...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 8 ppsx
... mg of sample were added to 4 ml of 65% HNO
3
, 2 .5 ml of 32% HCl
and 1 ml of 48% HF, and then heated for 5 min at 150 W and for 15 min at 350
W. For the second step the sample was cooled, and ... this point, the remainder of the chapter focuses on the combination of
several analytical techniques in determining and quantifying Zn speciation in a soil
contamina...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 9 pps
... 5. 46 E-4 1.79 E-3 856 1. 15 E-4 2.28 E-3 868
Sr 2.39 E-4 1.28 E -5 74.9 2.77 E-4 1.03 E -5 98.1
Zn 2.37 E -5 4 .56 E -5 155 2.80 E -5 6.68 E -5 143
Ni 3.17 E-6 1.42 E -5 12.8 1.17 E-6 8.09 E-6 13.7
a
Exchangeable ... soil.
0.0E+00
2.0E-04
4.0E-04
6.0E-04
8.0E-04
1.0E-03
1.2E-03
1.4E-03
1.6E-03
24 36 48 60 72 84
Hours
Concentration (M)
Ca model
Ca
experiment
Mg
model
Mg
experimen...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 10 ppsx
... decreasing metal
sorption in soils. In most agricultural soils with pH ranging from 5 to 8, such as
soils containing larger amounts of 2:1 minerals, DOM, is mainly present in the
mobile form instead ... HiB HiN HoA HoB HoN
Green manure 32.84 7.71 37.86 78.41 4.03 1.62 15. 93 21 .58
Rice residue 41.78 3.32 10.74 58 .55 6.89 4.80 29. 75 41. 45
Pig manure 25. 22 12.71 7.42 4...
Geochemical and Hydrological Reactivity of Heavy Metals in Soils - Chapter 11 ppt
... example of thin-foil analysis in the SEM, samples of the mineral standard
kaolinite (<2 µm fraction, KGa-2, Source Clay Minerals Repository) were dispersed
on TEM grids and analyzed using a ... separates containing layer silicates
and iron and aluminum oxides, Soil Sci. Soc. Am. J., 56 , 1074, 1992.
2. Golden, D.C. and Dixon, J.B., Silicate and phosphate in uence on kaol...
Immobilization of heavy metals in sediment dredged from a seaport by iron bearing materials
... easily by using one of the latest
technologies – Biofast – a kind of machine for filtering liquid wastes. Biofast are outstanding
because of its effectiveness and efficiency.
Biofast operates ... investment in waste-
treatment-systems.
Research and Development projects should also be invested in to find out the best
technologies for reducing abatement cost and increasing...
Tài liệu Báo cáo Y học: Regulated expression and intracellular localization of cystatin F in human U937 cells pptx
... to
immobilised mannose-6-phosphate receptor [27], indicating
that either cystatin F contains mannose-6-phosphate or is
co-localized with, and binding to, a mannose-6-phosphate
containing protein. This favours ... proteinase
inhibitors cystatin C and kininogen. Scand. J. Clin. Laboratory
Invest 48, 57 3 58 2.
15. Bjarnadottir, M., Grubb, A. & Olafsson, I. (19 95) Promoter-
mediated,...