Certainly! Here's a structured and detailed supplementation and improvement of the product information for the IRDye® 800CW PEG Fluorescent Contrast Agent:


Storage
- Temperature: Store the product at -20°C to ensure stability and longevity. Avoid repeated freeze-thaw cycles which can degrade the product.
- Light Sensitivity: Protect from light exposure to prevent photobleaching. Store in a dark, airtight container.
- Shelf Life: When stored properly, the product remains stable for up to 2 years from the date of manufacture.


Product Description
- Composition: IRDye® 800CW PEG is a near-infrared fluorescent dye conjugated to polyethylene glycol (PEG), which enhances solubility and biocompatibility.
- Molecular Weight: The size varies depending on the PEG chain length, typically ranging from 5 kDa to 40 kDa.
- Chemical Properties: The dye exhibits strong fluorescence properties in the near-infrared range, making it ideal for deep tissue imaging.


Key Features
- High Sensitivity: Provides excellent signal-to-noise ratio for imaging applications due to its high quantum yield.
- Enhanced Solubility: PEG conjugation improves solubility in aqueous solutions, facilitating easier handling and application.
- Biocompatibility: Non-toxic and suitable for use in live animal imaging and other biological systems.
- Stability: Resistant to photobleaching and chemical degradation under recommended storage conditions.


What's Included
- Vial of IRDye® 800CW PEG: Supplied as a lyophilized powder or concentrated solution, depending on the specific product format.
- Certificate of Analysis: Provides detailed information on purity, concentration, and other relevant specifications.
- Product Datasheet: Comprehensive guide on handling, storage, and usage protocols.


Applications
- In Vivo Imaging: Ideal for non-invasive imaging in live animals, allowing for visualization of biological processes and disease states.
- Tumor Targeting: Used in research for tumor visualization and targeting due to its high specificity and sensitivity.
- Biodistribution Studies: Enables tracking of drug delivery and biodistribution in preclinical models.
- Fluorescent Labeling: Suitable for labeling proteins, antibodies, and other biomolecules for various research applications.
- Optical Imaging: Facilitates deep tissue imaging due to its near-infrared fluorescence properties.


Additional Notes
- Safety Guidelines: Always handle using appropriate safety measures, including wearing gloves and protective eyewear.
- Disposal: Follow local regulations for disposal of chemical and biological waste.
- Technical Support: Contact the manufacturer for assistance with application-specific queries or troubleshooting.

This structured approach should provide a comprehensive overview of the IRDye® 800CW PEG Fluorescent Contrast Agent, enhancing understanding and usability for researchers and technicians.