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MultiDot 420

MultiDot 420 (Ex-Max 300 nm/Em-Max 420 nm)

MultiDot 420 is a Violet emitting fluorophore optimally excited from 320 nm to 405 nm and an emission peak at 420 nm. This dye is part of Core Quantum Technologies' MultiDot product line. Each MultiDot consists of several quantum dots with a patented coating, resulting in increased sensitivity and a tighter emission spectrum which limits spectral overlap.

Excitation & emission spectra

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Key facts

Excitation maximum
355 nm
Emission maximum
420 nm
Optimal laser line
355, 405
Optimal filter
450/50
Relative brightness
2 of 5
Commercial antibodies
13 from 1 supplier

MultiDot 420 has an excitation maximum at 355 nm and an emission maximum at 420 nm, a Stokes shift of 65 nm. It is optimally excited by the 355, 405 laser line.

Frequently asked questions

What is MultiDot 420?
MultiDot 420 is a Violet emitting fluorophore optimally excited from 320 nm to 405 nm and an emission peak at 420 nm. This dye is part of Core Quantum Technologies' MultiDot product line. Each MultiDot consists of several quantum dots with a patented coating, resulting in increased sensitivity and a tighter emission spectrum which limits spectral overlap.
What laser excites MultiDot 420?
MultiDot 420 is optimally excited by the 355, 405 laser line. Its excitation maximum is 355 nm.
What filter should I use to detect MultiDot 420?
A 450/50 filter captures the peak of the MultiDot 420 emission near 420 nm with minimal spillover.
How bright is MultiDot 420?
MultiDot 420 has a relative brightness of 2 out of 5.
How many antibodies are available conjugated to MultiDot 420?
FluoroFinder tracks 13 commercially available MultiDot 420 conjugates, searchable by target, clone, host and application.