“…Angyal et al also estimated that about 10% of xylitol was present as an Eu(III) complex under the conditions used. The complexed portions of D-glucitol and D-mannitol were calculated to be 28.6% and 16.7% for Ca(II), respectively [70], under slightly different conditions. For erythritol, xylitol, and ribitol, the complexed portions were 16.0, 23.1, and 7.4, respectively, for Ca(II).…”