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Record Nr. |
UNINA9910788280103321 |
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Autore |
Pal Parimal |
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Titolo |
Groundwater arsenic remediation : treatment technology and scale up / / Parimal Pal |
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Pubbl/distr/stampa |
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Amsterdam, [Netherlands] : , : Butterworth-Heinemann, , 2015 |
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©2015 |
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Descrizione fisica |
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1 online resource (329 p.) |
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Disciplina |
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Soggetti |
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Arsenic - Environmental aspects |
Arsenic compounds |
Groundwater - Pollution |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di bibliografia |
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Includes bibliographical references at the end of each chapters and index. |
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Nota di contenuto |
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Front Cover; Groundwater Arsenic Remediation: Treatment Technology and Scale UP; Copyright; Dedication; Contents; Acknowledgements; Preface; Chapter 1: Introduction to the Arsenic Contamination Problem; 1.1. Arsenic chemistry; 1.2. Occurrence and causes of arsenic in groundwater; 1.3. Regulations and maximum contaminant level of arsenic; 1.4. Toxicity and health hazards; 1.5. Introduction to methods of arsenic removal; 1.5.1. Chemical Precipitation; 1.5.1.1. Alum Precipitation; 1.5.1.2. Iron Precipitation; 1.5.1.3. Lime Softening; 1.5.1.4. Coprecipitation; 1.5.2. Adsorption |
1.5.3. Ion Exchange1.5.4. Membrane Filtration; 1.5.4.1. Pressure-Driven Membrane Filtration; 1.5.5. Electrodialysis; 1.5.6. Temperature-Driven Membrane Filtration; 1.5.7. Hybrid Methods of Arsenic Removal; References; Chapter 2: Chemical Treatment Methods in Arsenic Removal; 2.1. Different forms of arsenic in groundwater; 2.2. Chemical precipitation; 2.2.1. Alum precipitation; 2.2.2. Lime softening; 2.2.3. Iron precipitation; 2.2.4. Enhanced coagulation; 2.2.5. Coprecipitation; 2.3. Physical separation; 2.3.1. Diffuse-double-layer theory |
2.3.2. Destabilization of colloids and settling of particles2.3.2.1. Double-layer compression; 2.3.2.2. Adsorption and neutralization of charge; 2.3.2.3. Enmeshment-precipitation; 2.3.2.4. Interparticle |
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