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POSNER, A. Importance of Electrolyte in the Determination of Molecular Weights by ‘Sephadex’ Gel Filtration, with Especial Reference to Humic Acid. Nature 198, 1161–1163 (1963). https://doi.org/10.1038/1981161a0
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DOI: https://doi.org/10.1038/1981161a0
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