Mehl announced in 19451 that by the use of ethylene glycol an alkaline copper reagent could be prepared in which copper, besides not being precipitated, could give the biuret reaction. At the high ...

Array of Assays Protein Assay Manufacturers and Products From the decades-old biuret reaction to the use of complicated fluorescent molecules, the search for an easy, reliable, and stable method for ...

Letter Published: 01 March 1967 Membrane Filtration for determining Protein in the Presence of Interfering Substances THOMAS PETER BENNETT Nature 213, 1131–1132 (1967) Cite this article ...