upstream

in membrane processes
https://doi.org/10.1351/goldbook.UT06882
Side of a membrane into which penetrants enter from the feed stream.
Source:
PAC, 1996, 68, 1479. (Terminology for membranes and membrane processes (IUPAC Recommendations 1996)) on page 1485 [Terms] [Paper]
Citation: 'upstream' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.UT06882 RIS BibTex EndNote
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