Dionex IonPac TCC Series, Руководство по эксплуатации продукта

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IonPac TCC-LP1, TCC-ULP1, and TCC-XLP1
Product Manual Page 13 of 17
Doc. No. 034973-06 ©2005 DIONEX September 2005
4. EXAMPLE APPLICATIONS
4.1. Concentration in the Manual Mode
The following example demonstrates the advantages of sample concentration with low sensitivity detection versus
direct injection with high sensitivity detection.
Sample Loop Volume: See Chromatogram
Concentrator Column: TCC-ULP1 5 x 23mm
Analytical Column: IonPac CG12, CS12 4mm Analytical Column
Eluent: 25 mM Methanesulfonic acid
Eluent Flow Rate: 1.0 mL/min
Injection Volume: 1.0 mL
Temperature: 35 °C
SRS Suppressor: Cation Self-Regenerating Suppressor, CSRS
®
-ULTRA
AutoSuppression
™
Recycle Mode
MMS Regenerant: 100 mN TBAOH (Use Dionex Cation Regenerant Solution P/N 039602)
The following example demonstrates the advantages of sample concentration with low sensitivity detection versus direct
injection with high sensitivity detection.
Peaks µg/L (ppb)
1. Lithium 4.6
2. Sodium 18.2
3. Ammonium 36.5
4. Potassium 18.2
5. Magnesium 18.2
6. Calcium 91.2
2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 9.50
0.50
1.00
2.00
3.00
4.00
µS
min
1
2
3
4
5
6
FIGURE 8
Manual Concentration on TCC-ULP1 versus Direct Injection