I have a question in your edited document, please let me know SOON since I must submit tomorrow morning<br /><br />In your edited sentence here,
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<li>We did not use a buffer in our study and pH remained at around 7 throughout the column experiments.</li>
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Can I revise it as follows? I prefer to write it as follows. So please let me know if this should be ok.<br /><br />My revised sentence:<br />In this study no buffer was used and pH remained at around 7 throughout the column experiments.