Ions Removal of Contaminated Water with Radioactive Ions by Reverse Osmosis Membrane Process

2016 ◽  
Vol 26 (5) ◽  
pp. 401-406
Author(s):  
Do Hyoung Shin ◽  
◽  
Seong Ihl Cheong ◽  
Ji Won Rhim
2020 ◽  
Vol 38 ◽  
pp. 101646
Author(s):  
Bahar Ozbey-Unal ◽  
Philip Isaac Omwene ◽  
Meltem Yagcioglu ◽  
Çigdem Balcik-Canbolat ◽  
Ahmet Karagunduz ◽  
...  

2011 ◽  
Vol 63 (4) ◽  
pp. 605-612 ◽  
Author(s):  
M. J. Farré ◽  
J. Keller ◽  
N. Holling ◽  
Y. Poussade ◽  
W. Gernjak

The formation of N-nitrosodimethylamine (NDMA) is of major concern among wastewater recycling utilities practicing disinfection with chloramines. The NDMA formation potential (FP) test is a simple and straightforward method to evaluate NDMA precursor concentrations in waters. In this paper we show the NDMA FP results of a range of tertiary wastewater treatment plants that are also the source for production of recycled water using an Ultrafiltration – Reverse Osmosis (UF-RO) membrane process. The results indicate that the NDMA FP of different source waters range from 350 to 1020±20 ng/L. The fate of these NDMA precursors was also studied across the different stages of two Advanced Water Treatment Plants (AWTP) producing recycled water. These results show that more than 98.5±0.5% of NDMA precursors are effectively removed by the Reverse Osmosis (RO) membranes used at the AWTPs. This drastically reduces any potential for re-formation of NDMA after the RO stage even if chloramines may be present (or added) there.


Desalination ◽  
2015 ◽  
Vol 357 ◽  
pp. 1-7 ◽  
Author(s):  
Jihyun Yu ◽  
Gwy-Am Shin ◽  
Byung Soo Oh ◽  
Jeong-Il Kye ◽  
Jeyong Yoon

2019 ◽  
Vol 535 ◽  
pp. 239-244 ◽  
Author(s):  
Jianqiang Wang ◽  
Hao Guo ◽  
Xiaonan Shi ◽  
Zhikan Yao ◽  
Weihua Qing ◽  
...  

2002 ◽  
Vol 128 (10) ◽  
pp. 960-966 ◽  
Author(s):  
Lianfa Song ◽  
Seungkwan Hong ◽  
J. Y. Hu ◽  
S. L. Ong ◽  
W. J. Ng

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