STUDIES ON SILICIC ACID AND ITS SALTS ⅪⅤ. REACTION OF Ca 2+, Na + AND K + WITH SURFACE SILANOL GROUPS OF SILICA GEL
CHEN RONG-SAN, WANG JIN-XI, LIU HAI-CHENG, DAI AN-BANG(TAI ANPANG)
Acta Chimica Sinica . 1982, (11): 1084 -1086 .