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− | <font size=3>'''Removal of metals by lime sludge (spent lime) used for water softening'''.</font size><br> | + | <font size=3>'''Removal of metals by lime sludge (spent lime) used for water softening. Source: [http://publications.iowa.gov/19981/1/IADOT_tr_535_Reuse_Lime_Sludge_Water_Softening_2005.pdf Baker et al. (2005)]'''.</font size><br> |
Link to this [[Removal of metals by lime sludge (spent lime) used for water softening|table]] | Link to this [[Removal of metals by lime sludge (spent lime) used for water softening|table]] | ||
<table class="sortable"> | <table class="sortable"> | ||
<tr> | <tr> | ||
− | <th>Chemical</th> | + | <th rowspan=2>Chemical</th> |
+ | <th colspan=2>Percent removal</th> | ||
+ | </tr> | ||
+ | <tr> | ||
<th>pH=9</th> | <th>pH=9</th> | ||
<th>pH=10</th> | <th>pH=10</th> | ||
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</tr> | </tr> | ||
</table> | </table> | ||
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+ | <noinclude> | ||
+ | [[Category:Level 3 - General information, reference, tables, images, and archives/Tables/Media, compost, and media amendments]] | ||
+ | </noinclude> |
Removal of metals by lime sludge (spent lime) used for water softening. Source: Baker et al. (2005).
Link to this table
Chemical | Percent removal | |
---|---|---|
pH=9 | pH=10 | |
Lead | >95 | >95 |
Cadmium | >95 | >95 |
Silver | 80 | 85 |
Chromium III | 70 | 85 |
Beryllium | 75 | >95 |
Arsenic V | 40 | 75 |
Arsenic III | 15 | 18 |
Mercury | 20 | 55 |
Selenium IV | 20 | 20 |
Selenium VI; Chromium VI | negligible |
This page was last edited on 2 August 2022, at 17:13.