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IonPac CS14 Manual
Analyte
mg/L
+
1.
Li
1.0
+
2.
Na
4.0
+
3.
NH
5.0
4
+
4.
K
10.0
5.
Morpholine
50.0
2+
6.
Mg
5.0
2+
7.
Ca
10.0
1 mg/L = 1 ppm
Analyte
mg/L
+
1.
Li
0.5
2.
Na
+
2.0
+
3.
NH
2.5
4
4.
K
+
5.0
5.
Morpholine
25.0
6.
Mg
2+
2.5
2+
7.
Ca
5.0
1 mg/L = 1 ppm
System:
Flow Rate:
Injection:
μg/L
Analyte
1.
Li
+
0.5
+
2.
Na
2.0
3.
NH
+
150.0
4
+
4.
K
2.0
5.
Morpholine
2,000.0
2+
6.
Mg
2.0
7.
Ca
2+
10.0
1 µg/L = 1 ppb
Doc. No. 034848-10
2-mm
0.25 mL/min
1.0 mL concentrated on an
IonPac CG14
Isocratic Elution of Morpholine and Resolution Enhancement
Through the Addition of Solvent to the Eluent
Isocratic Eluent:
10
CSRS ULTRA:
4
2
μS
7
1
5
3
6
5
0
0
5
Minutes
10
Isocratic Eluent:
CSRS ULTRA:
2
μS
4
5
1
3
0
0
Isocratic Eluent:
10
CSRS ULTRA:
3
μS
5
2
1
4
0
0
Figure 6
10 mM MSA / 1.2% ACN
AutoSuppression
External Water Mode
10
9 mM MSA
AutoSuppression Recycle Mode
7
6
5
10
20
Minutes
8 mM MSA / 5% ACN
AutoSuppression
External Water Mode
5
7
6
10
20
Minutes
Page 23 of 54
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