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. 2013 Sep 11;1:15. doi: 10.3389/fchem.2013.00015

Table 1.

Conditional stability constants in Tris-HCl (0.1 M, pH 7.4) and 295 K extracted from the spectrophotometric titrations of HL6.

Metal ion(s) Logβ13 Logβ22 Logβ23 Logβ113
ZnII 18.3 (4) 21.7 (4) 27.8 (4)
EuIII 17.5 (2) 22.8 (2)
ZnII + EuIII (1:1) 18.7 (3) 20.6 (3)

Standard deviations are given within parentheses.