| Bioactivity | Fluorescein-PEG4-NHS ester is a colorimetric probe formed by the reaction of adipic acid dihydrazide and fluorescein isothiocyanate. |
| Formula | C36H37N3O13S |
| Molar Mass | 751.76 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | Please store the product under the recommended conditions in the Certificate of Analysis. |
| Reference | [1]. Zhang L, et al.A selectively fluorescein-based colorimetric probe for detecting copper(II) ion. Spectrochim Acta A Mol Biomol Spectrosc. 2014 Dec 10;133:54-9. |