What color is Alexa Fluor 488?

Color of Alexa Fluor 488

Alexa Fluor 488 is a widely used fluorescent dye for labeling proteins, nucleic acids, and other biomolecules in various biological experiments. It is part of the Alexa Fluor family of dyes, which are known for their brightness and photostability.

Visual Characteristics

  • Emission Color: Green
  • Excitation Wavelength: Approximately 495 nm
  • Emission Wavelength: Approximately 519 nm

Applications and Usage

Alexa Fluor 488 is commonly used in fluorescence microscopy, flow cytometry, and other fluorescence-based applications due to its bright green fluorescence. It is compatible with most fluorescence detection equipment, making it a versatile choice for researchers.

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