Vegetable Tannins as Chrome-Free Leather Tanning

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Items</td><td class="align_center"><i>Cassia singueana</i> bark extract (experimental)</td><td class="align_center">Mimosa (control)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">pH</td><td class="align_center">5.16</td><td class="align_center">5.3</td></tr><tr><td class="align_left">Color</td><td class="align_center">Pink</td><td class="align_center">Pink</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Physicochemical analysis of <i>Cassia singueana</i> bark and mimosa extracted tannins.</div>

Advances in Materials Science and Engineering

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Table 3

Table 3: Vegetable Tannins as Chrome-Free Leather Tanning 