Mixotropic series according to Hecker
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Eluotrope series
Mixotropic series according to Hecker used in the selection of solvents in countercurrent extraction.
E. Hecker in
"Verteilungverfahren im Laboratorium"
Monograph,
Angew. Chemie
, Verlag Chemie, Weinberg/Bergstrasse
Least polar
liquid paraffin
hexane
heptane
isooctane
cyclohexane
cyclopentane
carbon disulphide
carbon tetrachloride
toluene
benzene
1,1,2-trichloroethane
dichloroethane
chloroform
1,1,2,2-tetrachloroethane
methylene chloride
diethyl ether
methyl ethyl ketone
ethyl acetate
pyridine
tetrahydrofuran
dioxane
acetone
aniline
phenol
ethanol
glyme
methanol
acetic acid
acetonitrile
nitromethane
formic acid
morpholine
formamide
lactic acid
water
inorganic acids
aqueous buffers
Most polar
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