Cy3 is a commonly used orange-channel cyanine dye for fluorescence microscopy, multicolor imaging, and flow cytometry. It is often selected for peptide tracking and dual-color labeling strategies.
| Excitation / Emission | 550 / 570 nm |
| Color | Orange |
| Laser Compatibility | 532 nm / 543 nm / 561 nm |
| Typical Use | Microscopy, dual-color imaging, flow cytometry |
| Notes | Popular for multicolor fluorescence panels |
