Leaching Behavior and Leaching Mechanism Analysis of Pb in Soil ...

The leaching mechanism of Pb under the action of the sulfate leaching agent mainly includes chemical form, soil pH, and ion exchange. Keywords: sulfate leaching ...

This study took Pb as the research object and investigated the leaching behavior of Pb under different sulfate leaching agents and soil conditions, ...

Leaching Behavior and Leaching Mechanism Analysis of Pb in Soil ...

Leaching Behavior and Leaching Mechanism Analysis of Pb in Soil Under the Action of Sulfate Leaching Agent: A Case Study of Ion-Adsorption Rare Earth Mining ...

Leaching behaviour and mechanism of U, 226 Ra and 210 Pb from ...

The results of the static leaching experiments show that pH mainly influences the leaching of U, 226Ra and 210Pb by changing their chemical forms and the ...

Leaching Behavior and Mechanism of S/S-Treated Pb ...

... Pb in S/S samples under the soaking and leaching effects of acid rain. Meanwhile, the leaching behavior of S/S-treated Pb-contaminated soil ...

Leaching Behavior and Mechanism of S/S-Treated Pb ...

Download Citation | Leaching Behavior and Mechanism of S/S-Treated Pb-Contaminated Soil Under Erosive Environment: Recognizing Outstanding Ph.D. Research ...

Understanding the Leaching Dynamics of Lead (Pb+2) in Artificial ...

In this study, the behavior of Pb(II) in artificial soils (ASs) was investigated, evaluating the effects of ionic strength, pH, and OM content.

Leaching Behavior of As and Pb in Lead–Zinc Mining Waste ... - NCBI

In this study, we investigated the occurrence of As and Pb in waste rocks (S1–S6) by using X-ray diffraction (XRD) and time-of-flight secondary ...

Leaching Behavior of Pb and Cd and Transformation of Their ...

Results showed that metal movements in the control soil were increased drastically, while with the addition of BC at 6% rate significantly reduced the Cd and Pb ...

Unveiling the release mechanism of potentially toxic elements from ...

As pH decreased, the leaching concentrations of As, Cd, Cu, Mn, Pb and Zn did not increase under the same F–T frequency. As F–T frequency ...

Solid-Phase Partitioning and Leaching Behavior of Pb and Zn from ...

In this study, the degree of contamination, geochemical partitioning, and leachability, coupled with the release and retention of Pb and Zn, were studied.

Effect and mechanism of water inundation on the leaching behavior ...

... Pb decreased by 23.78%，16.78%，15.48% and 15.45%, respectively. Speciation analysis revealed that forms of occurrence of soil heavy metals changed from an ...

Assessing metal mobilization from industrial lead-contaminated soils ...

The sequential extraction showed that Pb in the hotspot soils was associated with the carbonate fraction, while As was associated with the Fe and Mn oxides. The ...

Leaching behavior and mechanism of cement solidified heavy metal ...

Then, some of the Pb ions are absorbed by the newly generated silicic acid sol, C-S-H. Others produce Pb(OH)2 precipitation for secondary ...

Effects of Temperature on the Leaching Behavior of Pb from Cement ...

In this study, we used artificially prepared heavy-metal-contaminated soil. ... leaching behavior and leaching mechanisms of Pb in S/S ...

Leaching Behavior of Heavy Metals and Transformation of Their ...

By contrast, higher Cu and Zn leachate concentrations were found because they were released by the soil in larger amounts as compared with those of Pb and Cd.

Leaching Behavior and Mechanism of S/S-Treated Pb ... - OUCI

Moon DH, Dermatas D. An evaluation of lead leachability from stabilized/solidified soils under modified semi-dynamic leaching conditions. Eng Geol. 2006;85(1): ...

Leaching characteristics and curing mechanism of magnesium ...

A semi-dynamic leaching test was used to simulate the erosion effect of acid rain on magnesium phosphate cement (MPC)-stabilized/solidified zinc-contaminated ...

Ground Water Issue: Behavior of Metals in Soils - US EPA

(1992) also showed the increased mobility of Cu, Ni, and. Pb in the presence of dissolved organic matter. In this study, the Cd leached from the columns was not ...

Investigation of the leaching behavior of lead in stabilized/solidified ...

... leaching behavior and leaching mechanism of lead from cement stabilized soil under different pH environment, semi-dynamic leaching test was extended to two.