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Membrane and Desalination Technologies - TCE Moodle Website

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<strong>Membrane</strong> Technology: Past, Present <strong>and</strong> Future 21<br />

Table 1.5<br />

Comparison between recent seawater <strong>and</strong> brackish water desalination using RO (adapted<br />

from refs. (77, 78))<br />

Parameter Seawater Brackish water<br />

Operating pressure (psi) 800–1000 150–400<br />

Solution concentration (%) 1–5 0.2–0.5<br />

One-stage NaCl rejection (%) >99.3 96–98<br />

Target salt concentration (ppm)

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