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Can EDI Systems handle small amounts of free chlorine the same way TFC RO membranes can?

April 26, 2017amounts chlorine EDI Free RO small SYSTEMS TFC

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Can EDI Systems handle small amounts of free chlorine the same way TFC RO membranes can?

1 Answer

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Actually, neither can tolerate free chlorine. We have seen damage to both RO membranes and EDI Modules at concentrations as low as 0.05 ppm. However, it is possible for EDI Module damage to be seen before the RO membranes show signs of chlorine attack.