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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
ATR–FTIR spectral lines of components (CMC, CNF, and CA) and cellulose membranes. BCox is the designation of the BC membrane after NaIO4 treatment. The CNF/CMC membranes with different mass ratios of components (4/4 and 7/1) and the addition of 5% CA are accordingly designated.