Research Article

Reversible Oxygenation of 2,4-Diaminobutanoic Acid-Co(II) Complexes

Figure 9

(a) Absorbance changed at 314 nm as N2 and O2 were bubbled alternately through an DABA-Co(II) complex aqueous solution ( = 2.0 × 10−4 mol·dm−3). (b) Percentage of oxygenation capacity of DABA-Co(II) as a function of oxygenation time.
(a)
(b)