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Submitted on: 18 February 2003.
Revised on: 27 May 2003.
Accepted on: 24 June 2003.
___________________Applied Chemistry for Engineering
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Submitted on: 15 August 2009.
Revised on: 05 September 2009.
Accepted on: 30 September 2009.
___________________Applied Chemistry for Engineering
Submitted on: 28 January 2019.
Revised on: 11 May 2019.
Accepted on: 15 June 2019.
___________________Applied Chemistry for Engineering
Submitted on: 21 June 2012.
Revised on: 17 July 2012.
Accepted on: 23 August 2012.
___________________Applied Chemistry for Engineering
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Submitted on: 25 March 2012.
Revised on: 27 May 2012.
Accepted on: 08 June 2012.
___________________Applied Chemistry for Engineering
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