The regulatory agency for each country will maintain an approved list. In the UK this is kept by the DWI (Drinking Water Inspectorate). Sorry I have no idea about Argentina. Have you thought about weakly basic anion resin and hydroxide ?neutralisation?

Published by

The regulatory agency for each country will maintain an approved list. In the UK this is kept by the DWI (Drinking Water Inspectorate). Sorry I have no idea about Argentina. Have you thought about weakly basic anion resin and hydroxide ?neutralisation?