TY  - BOOK
AU  - Helfferich, Fredrich
TI  - Multicomponent chromatography: theory of interference
AV  - QD 117.C5 Hel 
PY  - 1970///
CY  - New York
PB  - Marcel Dekker
KW  - CHEMISTRY--HANDBOOKS, MANUALS, ETC
KW  - CHROMATOGRAPHY
ER  -