1. Impurity 1; 2. 4-Phenylazophenol; 3. a-Naphthyl red; 4. Impurity 2; 5. Impurity 3; 6. Sudan II; 7. Sudan III; 8. Sudan IV
Separation of Sudan dyes
Article number: VFD0076J
Details
| Method | HPLC/UHPLC |
|---|---|
| Eluent | A: Water (+ 0.1 % formic acid) B: Acetonitrile (+ 0.1 % formic acid)
|
| Gradient | 0 – 0.5 min 70 % B 0.5 – 1.5 min 100 % B 1.5 – 2.0 min 100 % B
|
| Flow rate | 1.0 ml/min |
| Mode | RP-Mode |
| Injection volume | 1 µl |
| Pressure | 400 bar (5800 psi) |
| Temperature | 25 °C |
| Detection | PDA-1, 240 nm (50 Hz, 0.01 s) 10 mm, 2.4 µl flow cell
|
| Chromatogram | 1. Impurity 1 2. 4-Phenylazophenol 3.α-Naphthyl red 4. Impurity 2 5. Impurity 3 6. Sudan II 7. Sudan III 8. Sudan IV
|
Downloads
Title
|
Description
|
Languages | |
|---|---|---|---|
|
Chromatogram VFD0076J | 1. Impurity 1; 2. 4-Phenylazophenol; 3. a-Naphthyl red; 4. Impurity 2; 5. Impurity 3; 6. Sudan II; 7. Sudan III; 8. Sudan IV |
Related products
|
Title
|
Article number
|
Description
|
|
|---|---|---|---|
|
Vertex Plus Column 50 x 2 mm BlueOrchid 175-1.8 C18 | 05BI181BOE | Vertex Plus Column 50 x 2 mm BlueOrchid 175-1.8 C18 |
Technical data are subject to change without notice.
Your contact
Columns and applications department
Phone: +49 (0)30 809 727-0
Fax: +49 (0)30 801 50 10
applications@knauer.net
Contactform