© 2026 Nanjing Finechem Holdings Co., Ltd,
All Right Reserved
|
HS Code |
913664 |
| Product Name | Fluorescein-5-maleimide |
| Cas Number | 105021-38-1 |
| Molecular Formula | C23H13NO7S |
| Molecular Weight | 447.42 g/mol |
| Purity | ≥95% (contains max 2% N,N-Dimethylformamide) |
| Appearance | Yellow to orange solid |
| Solubility | DMSO, DMF, water (limited) |
| Excitation Maximum | 492 nm |
| Emission Maximum | 517 nm |
| Storage Temperature | -20°C, protected from light |
| Sensitivity | Light sensitive |
| Functional Group | Maleimide |
| Use | Thiol-reactive fluorescent labeling |
As an accredited Fluorescein-5-maleimide (contains 2%N,N-Dimethylformamide at maximum) factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Fluorescein-5-maleimide, 25 mg, supplied in an amber glass vial, labeled with hazard information and Sigma-Aldrich branding, well-sealed. |
| Shipping | **Fluorescein-5-maleimide** (with up to 2% N,N-Dimethylformamide) should be shipped in tightly sealed containers, protected from light and moisture. It is transported as a chemical reagent under ambient temperature unless otherwise specified. Follow all relevant hazardous material regulations, including appropriate labeling and documentation (as per Sigma-Aldrich/Merck/TCI guidelines). |
| Storage | **Fluorescein-5-maleimide** (containing up to 2% N,N-Dimethylformamide) should be stored tightly sealed in a cool, dry, and dark place, ideally at 2-8°C (refrigerated). Protect from moisture and light to prevent degradation. Store away from incompatible substances such as strong oxidizers. Ensure proper labeling and follow all safety guidelines for handling chemicals with DMF content. |
Competitive Fluorescein-5-maleimide (contains 2%N,N-Dimethylformamide at maximum) prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@ar-reagent.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ar-reagent.com
Flexible payment, competitive price, premium service - Inquire now!
