AF 568: Fluorescent Dye

(DB-410200)

AF 568 is a bright orange-fluorescent dye that is structurally identical to Alexa Fluor 568. With its high fluorescence quantum yield, photostability, and pH resistance, it has become one of the most widely used fluorophores in life sciences.


The orange AF 568 is water soluble dye and is perfect for a variety of imaging applications, including super-resolution microscopy (such as STORM), confocal imaging, and fluorescence-based protein analysis.

Chemical structure of AF 568
Fluorescence microscopy image of cells stained with AF 568 and AF 488

Package size

Chemical structure of AF 568
Fluorescence microscopy image of cells stained with AF 568 and AF 488

Key Parameters: High fluorescence quantum yield with lower costs

High fluorescence quantum yield with pH resistance

Applications: Confocal Microscopy, Super Resolution Microscopy (STORM), Flow Cytometry (FACS), cell cultures and tissue labeling

Lower Cost Alternative: Same Spectral Properties & Performance – Works exactly like Alexa Fluor 568 at a more accessible price

Complete Compatibility – Can be used in any existing protocol that uses Alexa Fluor 568

AF 568: Pick your modification

Name (click for product information)

Price

Lead Time

AF 568 NHS ester

From 95 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 Carboxylic Acid

From 95 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 Amine

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 Alkyne

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 Azide

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 PEG4-Alkyne

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 PEG4-Azide

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 DBCO

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 Maleimide

From 105 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 PEG5 Biotin

From 130 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

AF 568 TCO

From 210 EUR / 1 mg

1–2 days (CZ) / within 7 days (EU)

Optical Data of AF 568

Name

Color

Excitation (nm)

Emission (nm)

Extinction coefficient (ε)

Cell Permeability

AF 568

Orange (Red-Orange)

579

603

94 000

Yes

AF 568: Absorption and emission spectra of AF 568

Excitation and emission spectra of AF 568
Absorption and emission spectra of AF 568:The absorption and emission spectra of AF 568 visualized. The absorption peak at 579 nm ensures efficient excitation, while the emission peak at 603 nm provides strong fluorescence for high-sensitivity detection. Thanks to its high photostability, excellent pH resistance, and superior brightness, AF 568 is ideal for flow cytometry, confocal microscopy and super resolution microscopy (STORM).

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Fluorescence microscopy image of cells stained with fluorescent dyes

Our fluorescent dyes offer exceptional brightness, photostability, and versatility for your research. With identical structure to Alexa Fluor, Atto or Cy dyes, they provide the same spectral properties, quality, and reliability for a wide range of fluorescence-based applications. Whether you need precise antibody labeling, confocal and super resolution microscopy or sensitive flow cytometry detection, our fluorescent dyes ensure complete compatibility with existing protocols.

Chemical structure of AF 488 over a fluorescence microscopy image

AF 488 is a bright green-fluorescent dye that is structurally identical to Alexa Fluor 488. With its high photostability and pH resistance, it has become one of the most widely used fluorophores in life sciences. AF 488 is perfect for a variety of imaging applications, including confocal microscopy, flow cytometry (FACS), and labeling cell cultures and tissues.

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