Fig. 3From: Demethylation and tannin-like properties of guaiacyl/syringyl-type and syringyl-type dehydrogenation polymers using iodocyclohexaneSolutions of G/S- and S-DHPs, deMeG/S- and deMeS-DHP-720, and (ā+)-catechin (control) treated with a nitroso reagent for the detection of catechol unitsBack to article page