00858cam a22002771 4500 4057722 BD-DhUL 20141021121639.0 720420s1962 nyua b 000 0 eng 61015453 DLC DLC DLC BD-DhUL eng ger QD561 .H44 544.1 HEI Helfferich, Friedrich G., 1922- Ionenaustauscher. English Ion exchange. New York, McGraw-Hill, 1962. 624 p. illus. 24 cm. McGraw-Hill series in advanced chemistry "The German edition ... appeared in 1959 as the first volume in a series [entitled Ionenaustauscher]" Includes bibliography. Ion exchange. 7 cbc orignew u ocip 19 y-gencatlg ddc BK 15581 15581 0 0 ddc 0 544_100000000000000_HEI 0 NFIC 28644 DUSL DUSL GEN 2064-11-02 Purchase 544.1 HEI A31493 2014-10-21 1 2014-10-21 BK 0 0 ddc 0 544_100000000000000_HEI 0 NFIC 28647 DUSL DUSL GEN 2064-11-02 Purchase 544.1 HEI A107691 2014-10-21 2 2014-10-21 BK