Calcium-phosphate treatment of contaminated soil for arsenic immobilization

Earth & Environmental Sciences

• immobilization 68%
• contaminated soil 61%
• arsenic 60%
• phosphate 52%
• calcium 51%
• soil 28%
• sorption 27%
• industrial site 27%
• flushing 23%
• phosphate (inorganic) 14%
• arsenate 13%
• herbicide 11%
• mobilization 11%
• apatite 10%
• leachate 10%
• desorption 10%
• modeling 9%
• remediation 9%
• experiment 8%
• X-ray diffraction 8%
• carbonate 7%
• acid 7%

Engineering & Materials Science

• Arsenic 100%
• Calcium phosphate 99%
• Soils 53%
• Sorption 20%
• Coprecipitation 16%
• Phosphates 12%
• Precipitates 11%
• Orthophosphoric acid 10%
• Herbicides 8%
• Apatite 8%
• Remediation 7%
• X ray diffraction analysis 7%
• Desorption 6%
• Carbonates 6%
• Crystalline materials 5%
• Experiments 4%

Chemical Compounds

• Calcium Phosphate 71%
• Soil 57%
• pH Value 16%
• Sorption 11%
• Coprecipitation 9%
• Compound Mobility 8%
• Inorganic Phosphate 6%
• Apatite 5%
• Herbicide 5%
• Remediation 5%
• Carbonate 4%
• Desorption 4%
• Application 3%
• X-Ray Diffraction 2%
• Amount 2%
• Acid 1%