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Helix NP Green

Helix NP Green has an excitation peak at 495 nm and an emission peak at 519 nm. Helix NP Green is a cell-impermeant nucleic acid probe. It is impermeant to live cells and thus can be used for the discrimination of live and dead cells.

Excitation & emission spectra

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Key facts

Excitation maximum
495 nm
Emission maximum
519 nm

Helix NP Green has an excitation maximum at 495 nm and an emission maximum at 519 nm, a Stokes shift of 24 nm.

Frequently asked questions

What is Helix NP Green?
Helix NP Green has an excitation peak at 495 nm and an emission peak at 519 nm. Helix NP Green is a cell-impermeant nucleic acid probe. It is impermeant to live cells and thus can be used for the discrimination of live and dead cells.