Chemical Investigation and Separation of Chromium from Chrome Cake of BSCIC Tannery Industrial Estate at Hemayetpur, Dhaka, Bangladesh

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Condition</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left" colspan="2"><i>ICP-OES</i></td></tr><tr><td class="align_left">Power</td><td class="align_center">1100 W</td></tr><tr><td class="align_left">Nebulizer flow rate</td><td class="align_center">0.65 L/min</td></tr><tr><td class="align_left">Nebulization pressure</td><td class="align_center">1.75 ber</td></tr><tr><td class="align_left">Pump speed</td><td class="align_center">20 rpm</td></tr><tr><td class="align_left">Plasma flow</td><td class="align_center">15 L/min</td></tr><tr><td class="align_left">Auxiliary flow</td><td class="align_center">0 L/min</td></tr><tr><td class="align_left">Sheath flow</td><td class="align_center">0.2 L/min</td></tr><tr><td class="align_left">Wavelength</td><td class="align_center">267.716</td></tr><tr><td class="align_left" colspan="2"><hr/></td></tr><tr><td class="align_left" colspan="2"><i>XRF</i></td></tr><tr><td class="align_left">X-ray tube</td><td class="align_center">Rh</td></tr><tr><td class="align_left">Rating</td><td class="align_center">60 kV, 1 mA</td></tr><tr><td class="align_left">Detector</td><td class="align_center">Flow proportional and scintillation</td></tr><tr><td class="align_left">Working environment</td><td class="align_center">Air</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The optimized operating conditions for ICP-OES and XRF instruments.</div>

Journal of Environmental and Public Health

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Table 1

Table 1: Chemical Investigation and Separation of Chromium from Chrome Cake of BSCIC Tannery Industrial Estate at Hemayetpur, Dhaka, Bangladesh 