Abstract
The ability of mutant Brevibacillus agri C15 CdR to remove cadmium (Cd) from artificial groundwater (AGW) under varied pH and the interactions of Cd, calcium, phosphate, and humic acid competing for ion exchange sites on Ca-alginate beads containing cells of strains, were investigated in small laboratory bench-scale column reactors. It was found that the highest removal rate and accumulative amount of Cd from AGW were achieved at pH 4.00. A significant impact was observed in the rate of Cd uptake due to the cation/anion or the humic acid effect. The preferential removal of Cd from natural river water (NRW, Walkham River) was also obtained. The hazard classification of this Cd-absorbent was classified as non-hazardous waste. Altogether, these results show that with mutant B. agri C15 CdR entrapped in calcium alginate gel, there was potential to remove Cd from the freshwater.
| Original language | English |
|---|---|
| Title of host publication | International Conference on Scientific Research and Innovation 2022, ICSRI 2022 |
| Editors | Justin Link, Haider Raad, Sarah McGrath, Adawiya Haider, T.A. Mohammed Muayad, Hanady AL-Shmgani, Thaer Al-Jadir |
| Publisher | American Institute of Physics Inc. |
| ISBN (Electronic) | 9780735445598 |
| DOIs | |
| Publication status | Published - 26 Jun 2023 |
| Event | International Conference on Scientific Research and Innovation 2022, ICSRI 2022 - Hybrid, Cincinnati, United States Duration: 10 Apr 2022 → 11 Apr 2022 |
Publication series
| Name | AIP Conference Proceedings |
|---|---|
| Volume | 2820 |
| ISSN (Print) | 0094-243X |
| ISSN (Electronic) | 1551-7616 |
Conference
| Conference | International Conference on Scientific Research and Innovation 2022, ICSRI 2022 |
|---|---|
| Country/Territory | United States |
| City | Hybrid, Cincinnati |
| Period | 10/04/22 → 11/04/22 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 12 Responsible Consumption and Production
ASJC Scopus subject areas
- General Physics and Astronomy
Keywords
- Artificial groundwater
- Brevibacillus agri
- cadmium
- column reactor
- ionic exchange
- Walkham River
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