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Fig. 12.27
Relationships between concentrations of eluent elements and
eelution time: a mixture of Na
2
CO
3
+NaHCO3; (b) mixture of
NaCO
3
+NaOH
Source: Reproduced with permission from Elsevier Science [59]
Table 12.11
Reproducibility of determination of anions in standard mixed solution
Ion No
Fi
−
3mg L
−1
Cl
−
5mg L
−1
No
2
-
10mg L
−1
NO
3
-
30mg L
−1
SO
3
2−
20mg L
−1
SO
4
2−
1
16.4
11.2
10.0
4.3
3.1
9.4
2
7.0
11.5
10.5
4.4
3.2
9.9
3
16.7
11.3
10.9
4.6
3.2
10.5
4
16.9
11.5
11.0
4.4
3.2
9.7
5
16.1
11.8
11.3
4.5
3.3
10.6
6
17.1
11.9
11.6
4.6
3.3
10.7
7
17.4
12.3
11.8
4.6
3.3
10.3
8
16.8
12.1
11.9
4.5
3.2
10.6
9
16.9
11.9
11.9
4.6
3.2
10.3
X
16.8
11.7
11.2
4.5
3.2
10.2
CV%
2.3
3.2
6.0
2.5
2.0
4.5
Source: Reproduced with permission from Elsevier Science [59]
These results show that the 2m mol L
−1
sodium carbonate/5m mol L
−1
sodium hydroxide
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