Pb speciation results in amended soils

공공데이터포털

The dataset shows the distribution of Pb phases resulting from various amendments to change Pb speciation. This dataset is associated with the following publication: Obrycki, J., K. Scheckel, and N. Basta. Soil solution interactions may limit Pb remediation using P amendments in an urban soil. David Carpenter, Eddy Zeng ENVIRONMENTAL POLLUTION. Elsevier Science Ltd, New York, NY, USA, 220: 549-556, (2017).

Linear combination fitting data of Pb speciation used for Figure S1.

공공데이터포털

Data file contains linear combination fitting data used to make figure S1. This dataset is associated with the following publication: Kastury, F., W. Tang, C. Herde, M.R. Noerpel, K.G. Scheckel, and A.L. Juhasz. Plumbojarosite formation in contaminated soil to mitigate childhood exposure to lead, arsenic and antimony. JOURNAL OF HAZARDOUS MATERIALS. Elsevier Science Ltd, New York, NY, USA, 418: 126312, (2021).

Linear combination fitting data of Pb speciation used for Figure S1.

공공데이터포털

Data file contains linear combination fitting data used to make figure S1. This dataset is associated with the following publication: Kastury, F., W. Tang, C. Herde, M.R. Noerpel, K.G. Scheckel, and A.L. Juhasz. Plumbojarosite formation in contaminated soil to mitigate childhood exposure to lead, arsenic and antimony. JOURNAL OF HAZARDOUS MATERIALS. Elsevier Science Ltd, New York, NY, USA, 418: 126312, (2021).

ScID A-c2g5: 2019 Kastury IVIVC Pb-phosphate Pb XANES Linear combination data Table

공공데이터포털

Changes in Pb speciation in phosphoric acid amended soil are detailed in the dataset. Pb speciation was determined utilizing X-ray absorption spectroscopy coupled with linear combination fitting to decipher the distribution of various Pb phases. Paired soil samples before and after treatment with phosphoric acid were examined and compared with bioavailability data determined by collaborators. This dataset is associated with the following publication: Kastury, F., S. Placitu, J. Boland, R.R. Karna, K.G. Scheckel, E. Smith, and A.L. Juhasz. Relationship between Pb relative bioavailability and bioaccessibility in phosphate amended soil: Uncertainty associated with predicting Pb immobilization efficacy using in vitro assays. ENVIRONMENT INTERNATIONAL. Elsevier B.V., Amsterdam, NETHERLANDS, 131: 104967, (2019).

ScID A-c2g5: 2019 Kastury IVIVC Pb-phosphate Pb XANES Linear combination data Table

공공데이터포털

Changes in Pb speciation in phosphoric acid amended soil are detailed in the dataset. Pb speciation was determined utilizing X-ray absorption spectroscopy coupled with linear combination fitting to decipher the distribution of various Pb phases. Paired soil samples before and after treatment with phosphoric acid were examined and compared with bioavailability data determined by collaborators. This dataset is associated with the following publication: Kastury, F., S. Placitu, J. Boland, R.R. Karna, K.G. Scheckel, E. Smith, and A.L. Juhasz. Relationship between Pb relative bioavailability and bioaccessibility in phosphate amended soil: Uncertainty associated with predicting Pb immobilization efficacy using in vitro assays. ENVIRONMENT INTERNATIONAL. Elsevier B.V., Amsterdam, NETHERLANDS, 131: 104967, (2019).

Synchrotron data of Pb, As, and Fe speciation in soils

공공데이터포털

Linear combination data showing the percent distribution of Pb, As, and Fe phases in soil samples exposed to simulated lung fluid. This dataset is associated with the following publication: Kastury, F., E. Smith, R. Karna, K. Scheckel, and A. Juhasz. An inhalation-ingestion bioaccessibility assay (IIBA) for the assessment of exposure to metal(loid)s in PM10. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, NETHERLANDS, 92-104, (2018).

Synchrotron data of Pb, As, and Fe speciation in soils

공공데이터포털

Linear combination data showing the percent distribution of Pb, As, and Fe phases in soil samples exposed to simulated lung fluid. This dataset is associated with the following publication: Kastury, F., E. Smith, R. Karna, K. Scheckel, and A. Juhasz. An inhalation-ingestion bioaccessibility assay (IIBA) for the assessment of exposure to metal(loid)s in PM10. SCIENCE OF THE TOTAL ENVIRONMENT. Elsevier BV, AMSTERDAM, NETHERLANDS, 92-104, (2018).

Table formatted data for Figures 1, 2, 3, 4, 5, and 6 regarding point of zero charge

공공데이터포털

This study utilized the Pb- and As-contaminated soils to determine the combined effect of pH with respect to PZC and different rates of P-application on pyromorphite formation, and Pb and arsenic (As) bioaccessibility as impacted by speciation changes. Solution chemistry analysis along with synchrotron-based Pb- and As-speciation, and bioaccessibility treatment effect ratios (TERs) were conducted. This dataset is associated with the following publication: Karna, R., M. Noerpel, T. Luxton, and K. Scheckel. Point of Zero Charge: Role in Pyromorphite Formation and Bioaccessibility of Lead and Arsenic in Phosphate-Amended Soils. Soil Systems. MDPI AG, Basel, SWITZERLAND, 2(2): 22, (2018).

Table formatted data for Figures 1, 2, 3, 4, 5, and 6 regarding point of zero charge

공공데이터포털

This study utilized the Pb- and As-contaminated soils to determine the combined effect of pH with respect to PZC and different rates of P-application on pyromorphite formation, and Pb and arsenic (As) bioaccessibility as impacted by speciation changes. Solution chemistry analysis along with synchrotron-based Pb- and As-speciation, and bioaccessibility treatment effect ratios (TERs) were conducted. This dataset is associated with the following publication: Karna, R., M. Noerpel, T. Luxton, and K. Scheckel. Point of Zero Charge: Role in Pyromorphite Formation and Bioaccessibility of Lead and Arsenic in Phosphate-Amended Soils. Soil Systems. MDPI AG, Basel, SWITZERLAND, 2(2): 22, (2018).

Bioavailability and speciation data

공공데이터포털

The files in the dataset include tables of Pb bioavailability data from mice studies, of Pb x-ray absorption near-edge structure spectroscopy data, and of Pb speciation results of diets and excreted Pb. This dataset is associated with the following publication: Karna, R.R., M.P. Noerpel, C. Nelson, B. Elek, K. Herbin-Davis, G. Diamond , K. Bradham, D.J. Thomas, and K.G. Scheckel. Bioavailable soil Pb minimized by in situ transformation to plumbojarosite. PNAS (PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES). National Academy of Sciences, WASHINGTON, DC, USA, 118(3): 01-06, (2021).