Determination of the content of formic acid, acetic acid, methanol, ethanol, and n-propanol in alkali solution by Xtimate Sugar-H
Test Report
Chromatography conditions:
|
Column |
Xtimate® Sugar-H（7.8×300mm，5μm) |
|
Mobile Phase |
0.025mol/L sulfuric acid |
|
Detector |
RID |
|
Injection Volume |
20 μL |
|
Flow Rate |
0.6 ml /min |
|
Column Temperature |
60℃ |
|
Detector Temperature |
35℃ |
|
Note |
/ |
Chromatogram and Data:
- Detection chart of test solution
|
Retention time(min) |
K’ |
Area(nRIU*s) |
Height(nRIU) |
Symmetry Factor |
Width (min) |
Number of plates |
Resolution |
Selectivity |
|
0.076 |
- |
19.63885 |
3.60375 |
0.92 |
0.0900 |
4 |
- |
-- |
|
13.220 |
- |
5085.25146 |
366.33725 |
0.88 |
0.2088 |
22205 |
51.69 |
174.86 |
|
14.217 |
- |
8615.93848 |
608.80865 |
0.91 |
0.2160 |
24011 |
2.76 |
1.08 |
|
18.617 |
- |
2.75426e4 |
1542.47729 |
0.86 |
0.2808 |
24358 |
10.41 |
1.31 |
|
21.331 |
- |
9.36549e4 |
4570.89697 |
0.94 |
0.3168 |
25123 |
5.34 |
1.15 |
|
26.876 |
- |
9803.13672 |
376.06458 |
0.95 |
0.4032 |
24618 |
9.05 |
1.26 |
Conclusion:
Under these chromatographic conditions, Welch Xtimate® Sugar-H（7.8×300mm，5μm) can meet the detection requirements.