title: Application of approach to equilibrium analytical ultracentrifugation (Archibald method) to the determination of molecular weights of humic substances.
authors.affiliation: Department of Biochemistry and Molecular Biology, University of Manchester.
authors.forename: A E
authors.initials: AE
authors.lastname: Wilkinson
authors.forename: J J
authors.initials: JJ
authors.lastname: Higgo
authors.forename: M N
authors.initials: MN
authors.lastname: Jones
mesh_terms: D001578:Benzopyrans / Q000737:chemistry; D005069:Evaluation Studies as Topic; D006812:Humic Substances / Q000737:chemistry*; D008970:Molecular Weight; D014461:Ultracentrifugation / Q000379:methods*
chemical_list: D001578:Benzopyrans; D006812:Humic Substances; C005023:fulvic acid