1H NMR and i.r. spectroscopic investigations on soil organic fractions obtained by gel chromatography

A theory of gel filtration and its exeperimental verification

1964 • 1,549 citations

Information Provided on Humic Substances by E4/E6 Ratios

1977 • 1,062 citations

Studies on gel filtration

1960 • 627 citations

GEL CHROMATOGRAPHY OF HUMIC ACID

1971 • 174 citations

Source of Aromatic Affinity to ‘Sephadex’ Dextran Gels

1968 • 110 citations

SPECTRAL CHARACTERISTICS OF A HUMIC ACID FRACTIONATED WITH RESPECT TO MOLECULAR WEIGHT USING AN AGAR GEL

1970 • 56 citations

Adsorption Effects in Gel Filtration of Humic Acid.

1967 • 54 citations

[1H] and [13C]NMR studies on the importance of aromatic structures in fulvic and humic acids

1979 • 42 citations

1H NMR spectra of humic and fulvic acids and their peracetic oxidation products

1980 • 29 citations

FRACTIONATION OF HUMIC ACID BY GEL PERMEATION CHROMATOGRAPHY

1977 • 23 citations

THE EXTINCTION COEFFICIENTS OF SOIL HUMIC ACIDS FRACTIONATED BY ‘SEPHADEX’ GEL FILTRATION

1969 • 22 citations

Spectroscopic studies on soil organic fractions—II. IR and 1H-NMR spectra of methylated and unmethylated fulvic acids

1978 • 15 citations