{"accessLevel": "public", "bureauCode": ["020:00"], "contactPoint": {"fn": "Chunming Su", "hasEmail": "mailto:su.chunming@epa.gov"}, "description": "This data set includes physicochemical properties of douglas fir biochar (DF-BC), dairy manure biochar (DM500) and calcium modified dairy manure biochar (Ca-DM500) such as SEM images and EDS analysis of the Ca-DM500 and surface area analysis (BET) of all three biochars.  \n\nThe data set also includes:\nPhysiochemical properties and characteristics of the biochars A) DRIFTS analysis, B) Point of zero charge, C) Particle size, D) pH, and E) X-ray diffraction.\n\nBatch tests to investigate fluoride removal behavior including initial screening tests, pH effects, isotherms, kinetics co-existing ion competition and continuous flow columns. \n\nIsotherm data were modeled using Langmuir, Freundlich and Redlich-Peterson Models. Column data were modeled using the Thomas model (Thomas 1944). \n\nThis dataset is associated with the following publication:\nWallace, A.R., C. Su, Y. Choi, E. Kan, and W. Sun. Removal of Fluoride from Water Using a Calcium-Modified Dairy Manure-Derived Biochar.   JOURNAL OF ENVIRONMENTAL ENGINEERING. American Society of Civil Engineers  (ASCE), Reston, VA, USA, 146(12): 1-10, (2020).", "distribution": [{"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/BET%20SSA%20A%20and%20B%20DM500.docx", "mediaType": "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "title": "BET SSA A and B DM500.docx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Desorption%20Raw%20data.xls", "mediaType": "application/vnd.ms-excel", "title": "Desorption Raw data.xls"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%201%20and%203%20Initial%20Screening%20and%20pH%20Screening.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 1 and 3 Initial Screening and pH Screening.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%204%20Kinetics.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 4 Kinetics.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%202%20XRD%20raw%20data.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 2 XRD raw data.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%205%20Competitive%20ions.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 5 Competitive ions.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%206%20and%207%20Ca-DM%20Columns%20and%20Thomas%20Model.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 6 and 7 Ca-DM Columns and Thomas Model.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%206%20and%207%20Raw%20DM%20Columns%20and%20Thomas%20model.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure 6 and 7 Raw DM Columns and Thomas model.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%20S1%20pH%20PZC.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure S1 pH PZC.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%20S2%20Isotherm%20Models%20Raw%20data.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure S2 Isotherm Models Raw data.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figure%20S3%20FTIR%20raw%20data.xlsx", "mediaType": "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "title": "Figure S3 FTIR raw data.xlsx"}, {"downloadURL": "https://pasteur.epa.gov/uploads/10.23719/1518431/Figures%20S4%20and%20S5%20SEM-EDS.docx", "mediaType": "application/vnd.openxmlformats-officedocument.wordprocessingml.document", "title": "Figures S4 and S5 SEM-EDS.docx"}], "identifier": "https://doi.org/10.23719/1518431", "keyword": ["Fluoride", "Calcium hydroxide-coated biochar", "Sorption isotherm", "Removal kinetics", "Regeneration and reuse."], "license": "https://pasteur.epa.gov/license/sciencehub-license.html", "modified": "2020-03-17", "programCode": ["020:095"], "publisher": {"name": "U.S. EPA Office of Research and Development (ORD)", "subOrganizationOf": {"name": "U.S. Environmental Protection Agency", "subOrganizationOf": {"name": "U.S. Government"}}}, "references": ["https://doi.org/10.1061/(asce)ee.1943-7870.0001812"], "rights": null, "title": "Fluoride removal by modified biochar"}