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Medchemexpress LLC 6-isothiocyanato-fluorescein (FITC isomer II) | 3012-71-3 | MFCD00041838 | 90.0% | 389.38 g/mol | C21H11NO5S | 100 MG
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Supplier:  Medchemexpress LLC HYW589849100MG

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6-Isothiocyanato-Fluorescein (FITC isomer II) is an amine-reactive fluorescent labeling reagent used to covalently attach fluorescein to biomolecules via a stable thiourea linkage. Supplied as a light yellow solid with a molecular weight of 389.38 g/mol, it is used for protein and peptide conjugation in fluorescence microscopy, flow cytometry, and biochemical assays.

  • Amine-reactive isothiocyanate group for efficient conjugation.
  • Provides bright fluorescein fluorescence for microscopy and flow cytometry detection.
  • Suitable for labeling proteins, peptides, and other primary-amine-containing biomolecules.
  • Available in common laboratory pack sizes, including 100 MG.
  • Supplied as a stable solid; store under recommended conditions to maintain integrity.

Catalog No. 50-002-84412


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