SKU: 28956531406

Hydroxy Graphene quantum dots

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Description

Hydroxy Graphene quantum dotsProduct Name Name: Carboxyl Graphene quantum dots Product Overview Graphene quantum dots (GQDs) are nanoscale fragments of graphene with unique physical and chemical properties, such as quantum size effects, edge effects, etc. By specific synthesis methods, the size, shape, and luminescent properties of GQDs can be controlled. At present, Xianfeng Nano's available quantum dots are divided into graphene oxide quantum dots, graphene quantum dots,

Product Name

Name: Carboxyl Graphene quantum dots

Product Overview

Graphene quantum dots (GQDs) are nanoscale fragments of graphene with unique physical and chemical properties, such as quantum size effects, edge effects, etc. By specific synthesis methods, the size, shape, and luminescent properties of GQDs can be controlled. At present, Xianfeng Nano's available quantum dots are divided into graphene oxide quantum dots, graphene quantum dots, semiconductor quantum dots, etc. Customers can choose according to their experimental needs. The preparation methods of graphene quantum dots on sale are divided into bottom-up and top-down, with different colors of luminescence available, such as green light, blue light, red light, and white light. Meanwhile, graphene quantum dots with different functional groups can be selected, which is also helpful for later modification coupling. In addition, nitrogen doped and boron doped graphene quantum dots can be selected. At present, the applications of graphene quantum dots are mostly focused on fluorescence imaging, nanoadditives, antibacterial, and biotoxicity.

Technical Parameter

Form: Colorless solution

Purity:~80%

Concentration: 1mg/ml

Synthesis method: Organic synthesis, solution is acidic

Solvent: Water

Product Features

Uniform size: The size of hydroxylated graphene quantum dots is usually between 1-10 nanometers, and their distribution is relatively uniform, which provides a basis for their application at the nanoscale.

High dispersibility: Due to the abundant hydroxyl functional groups on the surface, hydroxyl functionalized graphene quantum dots exhibit good dispersibility in aqueous solutions and other solvents.

Rich reactive sites: Hydroxyl functional groups provide abundant reactive sites for hydroxylated graphene quantum dots, making them easy to connect or modify with other molecules or materials through chemical reactions.

Excellent optical properties: Hydroxyfossilized graphene quantum dots have efficient fluorescence properties, high fluorescence intensity, and long fluorescence lifetime, which makes them potentially valuable in fields such as biological imaging.

Good stability: Hydroxyfossilized graphene quantum dots exhibit excellent stability in extreme environments such as high temperature, acidity, and alkalinity.


Application Fields

 

Biomedical science:

Biological imaging: The high fluorescence intensity and long lifetime of hydroxylated graphene quantum dots make them a powerful tool for biological imaging, which can be used for cell imaging, tissue imaging, and more.

Drug delivery: The hydroxyl functional groups on its surface can bind with biomolecules to achieve targeted drug delivery, improve therapeutic efficacy, and reduce side effects.

Biosensing: Hydroxyfossilized graphene quantum dots can be used to monitor the interactions of biomolecules and dynamic processes within cells through mechanisms such as fluorescence resonance energy transfer.

Energy sector:

Solar cells: Hydroxygraphene quantum dots are used as one of the key materials for solar cells due to their excellent electronic transport properties and chemical stability.

Fuel cell: In fuel cells, hydroxylated graphene quantum dots can serve as catalyst carriers or electrode materials to improve the performance and stability of fuel cells.

Lithium ion batteries: Their unique two-dimensional structure and large specific surface area contribute to improving the energy density and cycling stability of lithium-ion batteries.

Environmental Science:

Water treatment: Hydroxyfossilized graphene quantum dots can be used to remove pollutants and heavy metal ions from water, achieving water purification.

Air purification: In the field of air purification, hydroxylated graphene quantum dots have also shown potential application value.

Materials Science:

As a catalyst carrier, hydroxylated graphene quantum dots can serve as carriers for various catalysts, enhancing their activity and stability.

Composite material preparation: By combining with other materials, new materials with special properties can be prepared.

Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

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SKU: 28956531406

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SAM
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★★★★★ 5
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Color: C) 4" 2-Pack (Bacon)
I use this with my medium sized dog. These are large for him but that's what I want so I don't ever have to think about them being too small or a swallow hazard. He has been through A LOT OF TOYS in the last couple years, but nothing, NOTHING has he loved as much as these. His favorite used to be squeaker balls. Then his favorite was crackle balls. But he will gladly ignore both for this one. I don't know if it's the bacon flavor or what, but he go nuts for it.
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Reviewed in the United States on May 5, 2026
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Matt B
Grantham, US
★★★★★ 5
Bacon? IDK but good stuff either way
Color: C) 4" 2-Pack (Bacon)
What is there to say? they're giant 4" rubber balls from the Chew King brand which is very durable brand. The best part is they don't roll under couches, side boards, etc cause they're just big enough.
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Reviewed in the United States on April 24, 2026
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Tina
Chelsea, US
★★★★★ 5
Durable, bright and bouncy
Color: H) 2.5" 3-Pack (Beef)
Love these. Color is bright so I can find it in grass and dirt. Quality is good! Works well in a Chuck it. Love these holes for whistle sound as it’s in the air. No scent cost is awesome for all 3 in pack
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Reviewed in the United States on December 30, 2025
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Intuit
Los Angeles, US
★★★★★ 5
Tough Dog Balls. Bright Orange/holes for treats
Color: B) 3" 2-Pack (Bacon)
I used to buy Starmark. But their balls got smaller and tore more easily. The color was green. I couldn’t find it when it was dropped in the grass!! Soooooo, I took a chance on this cuz it had holes in it and was bright orange. It is not scented at all or its bacon scent faded. The ball is for strong chewers. I’m a petsitter and I needed tough balls for my clients dog. Shipped quickly. Good price. Exactly as described
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Reviewed in the United States on August 16, 2025
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Teresa M. Campbell
Louisville, US
★★★★★ 4
Worthy chew and fetch ball.
Color: L) 3" 2-Pack (Chicken)
Durable and dog loved to gnaw on it. Bright yellow color easy to keep track of for both dog and parent!
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