TM 5-813-8
Figure 8-2. RDI Process.
water with the hydrogen ion from the resin. The
The process then employs a weak acid cation resin, in
carbonic acid or dissolved carbon dioxide that is formed
the same manner as the three-unit variation, which
is now removed by a degasifier.
replaces the calcium, magnesium, and sodium in the
8-4
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