Keren, R., Inst of Soils & Water, Agricultural Research Organization, The Volcani Center, Bet Dagan, Israel

The rheological characteristics of montmorillonite suspension as a function of exchangeable sodium percentage (ESP), (when the complementary cation is Ca2+), Na-polymetaphosphate adsorption by clay, and suspension pH were studied in aqueous media at a clay concentration of 25 g kg-1 and temperature of 25°C. -from Author