I. [Product Description]
4-arm-PEG-NIR-dyes, four-arm polyethylene glycol near-infrared dyes, is an important organic intermediate with unique chemical structures and properties. Its polyethylene glycol chain segment endows it with good water solubility and biocompatibility, while the near-infrared dye part has excellent optical properties, which is of great value in many fields of chemical synthesis and material preparation.

II. [Product Details]
【Appearance】 Depending on different molecular weights, it exists as a white/off-white solid or a viscous liquid.
【Stability】 Store it in a refrigerator and avoid repeated freezing and thawing.
【Solvent】 Common organic solvents such as chloroform, dichloromethane, and DMSO.
【Molecular Weight】 (PEG): 2000, 3400, 5000. Other molecular weights can be customized.
【Storage Conditions】 Store it in a sealed, dry condition at a low temperature below 4°C.
▪ Notes: ▶ To ensure product stability, please make sure to open the package for use after constant temperature drying!

III. [Application Fields]
1. Used for the preparation of fluorescence-labeled biological materials.
2. Applicable to the synthesis of optical imaging materials.
3. Used in the modification research of polymer materials.
4. Involved in the preparation of nanocomposites with specific optical properties.

Remarks: The products sold by our company are only used for scientific research and cannot be used in human experiments or human treatments.

Chongqing Yusi Pharmaceutical Technology Co., Ltd. operates under an integrated business model of independent R & D-production-sales, providing professional scientific research reagents for university scientific research experiments. Compared with similar products on the market, our company's products have obvious price advantages. In addition, we also offer professional product customization services.

If you have other product needs, please contact us:
Contact Information:
Landline: 023-62795528
Customer Service Hotline: 18896157519 丨 QQ: 3354316092
                                           19112925095 丨 QQ: 3012135199

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