Removal of Cr(VI) and Cu(II) ions from aqueous solution by rice husk ash—column studies

2015 ◽  
Vol 57 (43) ◽  
pp. 20340-20349 ◽  
Author(s):  
Shreyashi Sarkar ◽  
Sudip Kumar Das
2018 ◽  
Vol 130 ◽  
pp. 151-160
Author(s):  
Gopal Chandra Ghosh ◽  
Samina Zaman ◽  
Tapos Kumar Chakraborty

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