August 2003
Volume 45 Number 8

Water Softening—Yesterday, Today and Tomorrow
by C.F. “Chubb” Michaud, CWS-VI   Pages: 

Yesterday While Harm and Rümpler may be credited with the first synthetic zeolites in 1903, it was another German chemist, Robert Gans, who pioneered the applications for ion exchange and commercially introduced the regenerable softener in 1905. A series of improved sulfonated “organic” compounds followed over the next three decades with better stability and capacity as well as higher brine efficiencies...

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