Rapid Analysis for the Herbicides Paraquat and Diquat
| Column: |
TSKgel SP-2SW, 5 µm,
4.6 mm ID × 25 cm
|
| Mobile phase: |
20% CH3CN in 0.2 mol/L phosphate, pH 3.0 |
| Flow rate: |
1.0 mL/min |
| Detection: |
UV @ 290 nm |
| Samples: |
1. paraquat, 5 g/mL
2. diquat, 5 g/mL |
|
|
Separation of Nucleosides
| Column: |
TSKgel SP-2SW, 5 µm,
4.6 mm ID × 25 cm
|
| Mobile phase: |
A: 0.1 mmol/L sodium citrate - phosphoric acid buffer, pH 3.5
B: 0.1 mol/L sodium citrate - acetic acid buffer, pH 4.25 |
| Flow rate: |
0.75 mL/min |
| Detection: |
UV @ 260 nm |
| Temperature: |
23 °C
|
| Samples: |
nucleoside standards:
1. guanosine
2. cytadine
3. adenosine |
|
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