CO production of CORM-A1 in unbuffered water (n = 3).

Entry	[CORM-A1]	Initial CO yield% (15 min)	Total CO yield% (20+ h)	Final pH
1	20 μM	1 ± 0.4	24 ± 6.5	5.5
2	100 μM	2 ± 1.4	24 ± 7.3	6.0
3	500 μM	0.7 ± 0.2	24 ± 3.6	6.5
4	1 mM	0.5 ± 0.2	25 ± 4.0	7.5
5	10 mM	0.6 ± 0.2	33 ± 2.4	9.0
6	100 mM	0.4 ± 0.2	23 ± 3.5	9.5