and thiol group offers better water solubility, less steric hindrance and enhanced stability. Compared to other fluorescent dyes, Nanocs’ reactive fluorescent PEG dyes are brighter, more stable and easier to use. All our reactive fluorescent PEG dyes can be used directly in aqueous buffer without need adding any organic solvents.

Product Specifications:

• Composition: Thiol PEG Cy5.5
• Appearance: Blue or dark blue solid;
• Solubility: Soluble in aqueous buffer;
• Reactive group: Thiol;
• Reactive toward: Gold, maleimide, etc.;
• Ex/Em: 675 nm/694 nm.

Storage Conditions:

• Store at -20 ⁰C. Desiccate. Protect from light.