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Ethidium Homodimer III

Ethidium Homodimer III (Ex-Max 531 nm/Em-Max 625 nm)

Ethidium Homodimer II (Eth-D2) is a cell-impermeant nucleic acid stain with an excitation peak at 531 nm and an emission peak 625 nm.

Excitation & emission spectra

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Key facts

Excitation maximum
531 nm
Emission maximum
625 nm
Optimal laser line
532
Optimal filter
630/69

Ethidium Homodimer III has an excitation maximum at 531 nm and an emission maximum at 625 nm, a Stokes shift of 94 nm. It is optimally excited by the 532 laser line.

Frequently asked questions

What is Ethidium Homodimer III?
Ethidium Homodimer II (Eth-D2) is a cell-impermeant nucleic acid stain with an excitation peak at 531 nm and an emission peak 625 nm.
What laser excites Ethidium Homodimer III?
Ethidium Homodimer III is optimally excited by the 532 laser line. Its excitation maximum is 531 nm.
What filter should I use to detect Ethidium Homodimer III?
A 630/69 filter captures the peak of the Ethidium Homodimer III emission near 625 nm with minimal spillover.