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RedDot 2

RedDot 2 (Ex-Max 665 nm/Em-Max 695 nm)

RedDot 2 Far-Red Nuclear Stain is a cell-impermeant, fluorogenic nucleic acid stain similar to DRAQ7. It has an excitation peak at 665nm and an emission peak at 695 nm. It can be used with the following analysis platforms: Fluorescence Microscopy and Flow Cytometry.

Excitation & emission spectra

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Key facts

Excitation maximum
665 nm
Emission maximum
695 nm
Optimal laser line
628-640
Optimal filter
695/40

RedDot 2 has an excitation maximum at 665 nm and an emission maximum at 695 nm, a Stokes shift of 30 nm. It is optimally excited by the 628-640 laser line.

Frequently asked questions

What is RedDot 2?
RedDot 2 Far-Red Nuclear Stain is a cell-impermeant, fluorogenic nucleic acid stain similar to DRAQ7. It has an excitation peak at 665nm and an emission peak at 695 nm. It can be used with the following analysis platforms: Fluorescence Microscopy and Flow Cytometry.
What laser excites RedDot 2?
RedDot 2 is optimally excited by the 628-640 laser line. Its excitation maximum is 665 nm.
What filter should I use to detect RedDot 2?
A 695/40 filter captures the peak of the RedDot 2 emission near 695 nm with minimal spillover.