Improved 1H NMR and ATR-FTIR approaches for structural characterization of high-G-block and high-M-block alginic acids isolated from sugar kelp by a two-step gelation method
Xiaohui Xing, Barinder Bajwa, Kristin E. Low, Jeffrey P. Tingley, Vincent Weiler, Tony Montina, Spencer C. Serin, D. Wade Abbott
The paper improves 1H NMR and ATR-FTIR methods to characterize block structures in alginic acids from sugar kelp, showing they can distinguish between G-block and M-block fractions.
bioRxiv · Oct 22, 2026 · PreprintBiochemistry