Removal of Heavy Metals from Wastewater Using Crab shells
Removal of Heavy Metals from Wastewater Using Crab shells
Removal of Heavy Metals from Wastewater Using Crab shells
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Effect <strong>of</strong> pH on Adsorption<br />
Adsorption <strong>of</strong> metal ions increased with<br />
increases in pH. For lead, the sharpest<br />
increase was obtained between pH 1 and 4,<br />
while around pH 6 a plateau was reached,<br />
and above pH 6, adsorption almost<br />
remained constant. Experiments were<br />
carried out in pH range <strong>of</strong> 7-8
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