PromoFluor 840
PromoFluor 840 (Ex-Max 843 nm/Em-Max 884 nm)
PromoFluor 840 is a fluorophore with an excitation peak at 844 nm and an emission peak at 884 nm. It can be used with the following analysis platforms: In Vivo and Fluorescence Microscopy.
Excitation & emission spectra
Key facts
- Excitation maximum
- 843 nm
- Emission maximum
- 884 nm
- Optimal laser line
- 808
- Optimal filter
- 885/40
- Relative brightness
- 2 of 5
- Extinction coefficient
- 220000
PromoFluor 840 has an excitation maximum at 843 nm and an emission maximum at 884 nm, a Stokes shift of 41 nm. Its extinction coefficient is 220000 M⁻¹cm⁻¹. It is optimally excited by the 808 laser line.
Frequently asked questions
- What is PromoFluor 840?
- PromoFluor 840 is a fluorophore with an excitation peak at 844 nm and an emission peak at 884 nm. It can be used with the following analysis platforms: In Vivo and Fluorescence Microscopy.
- What laser excites PromoFluor 840?
- PromoFluor 840 is optimally excited by the 808 laser line. Its excitation maximum is 843 nm.
- What filter should I use to detect PromoFluor 840?
- A 885/40 filter captures the peak of the PromoFluor 840 emission near 884 nm with minimal spillover.
- How bright is PromoFluor 840?
- PromoFluor 840 has a relative brightness of 2 out of 5.