Table 1: Loading capacity of CO2 in solution of K2CO3+TETA.
| 2.25 M K2CO3 + 0.25 M TETA |
2 M K2CO3 + 0.5 M TETA |
1.75 M K2CO3 + 0.75 M TETA |
1.5 M K2CO3 + 1 M TETA |
| PCO2 (kPa) |
α |
PCO2 (kPa) |
α |
PCO2 (kPa) |
α |
PCO2 (kPa) |
α |
| T = 303.15 K |
| 05.31 |
0.805 |
03.05 |
0.840 |
03.27 |
0.901 |
02.48 |
0.950 |
| 12.04 |
0.841 |
06.55 |
0.866 |
10.44 |
0.951 |
06.65 |
0.981 |
| 17.03 |
0.873 |
14.47 |
0.911 |
16.99 |
0.980 |
11.28 |
1.015 |
| 22.88 |
0.890 |
23.02 |
0.941 |
20.37 |
0.991 |
19.03 |
1.043 |
| 27.29 |
0.901 |
28.67 |
0.952 |
28.26 |
1.009 |
27.37 |
1.052 |
| T = 313.15 K |
| 04.95 |
0.739 |
04.83 |
0.801 |
05.19 |
0.863 |
03.35 |
0.898 |
| 09.44 |
0.769 |
10.93 |
0.853 |
08.21 |
0.890 |
07.02 |
0.934 |
| 14.27 |
0.793 |
16.05 |
0.870 |
13.04 |
0.908 |
15.99 |
0.978 |
| 21.32 |
0.818 |
20.85 |
0.889 |
19.27 |
0.933 |
22.52 |
1.001 |
| 28.44 |
0.842 |
27.33 |
0.910 |
26.25 |
0.961 |
28.04 |
1.011 |
| T = 323.15 K |
| 04.37 |
0.673 |
03.08 |
0.740 |
05.14 |
0.810 |
04.37 |
0.870 |
| 08.26 |
0.702 |
09.94 |
0.787 |
09.95 |
0.840 |
09.82 |
0.902 |
| 13.05 |
0.744 |
17.33 |
0.822 |
15.51 |
0.859 |
14.09 |
0.927 |
| 19.74 |
0.763 |
23.05 |
0.845 |
21.37 |
0.882 |
20.03 |
0.951 |
| 26.38 |
0.791 |
26.69 |
0.852 |
26.62 |
0.901 |
26.35 |
0.962 |
Uncertainties; U (α) =+/- 0.001; U (T) = +/- 0.01 K; U (M): 0.001 mol/l; U (P) =+/- 0.1 kPa.