ΑΑ Φιλιππίδης, Γ Παπαστέργιος… - Δελτίον της …, 2010 - geolib.geo.auth.gr
Abstract Treatment of urban wastewaters (pHinitial 8.2), with 6 g of Hellenic Natural Zeolite
(HENAZE) of an grain-size< 1.5 mm, gave overflowed clear water of pH 7.5, free of odors …