Hydroxy Graphene quantum dots
SKU: 28956531406

Hydroxy Graphene quantum dots

Sale price$116.69 Regular price$129.65
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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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Matthew Anderson
Lake Worth, US
★★★★★ 5
No problems after a year and a half
Color: Dogwood & Calming, Size: Medium
Have been regularly buying these for my corgi for about a year and a half. The 2 pack lasts about a month or 2 each time. Pieces break off in small enough pieces that they safely pass through his digestive system. He gnaws each one down to about 1/4 the original size before we take it away and give him a new one. He continues to have regular bowel movements and has a healthy appetite so I can’t imagine any problems arising after so long. I have tried other alternatives and every other similar chew breaks off in larger pieces and didn’t feel comfortable letting him chew/eat them. I noticed there are a few 1 star reviews saying their dogs got sick off these but after a year and a half I have had 0 issues with this product. I guess it depends on the dog and how big of pieces they are swallowing. My dog ingests pieces about the size of a grain of rice so just pay attention and you should be fine.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
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Verified Purchase
terlynn4
Los Angeles, US
★★★★★ 5
Long lasting and safer alternative to sticks
Color: Dogwood & Calming, Size: Medium
These are great, very durable, and have lasted a very long time. Much safer for my dogs than the random sticks they find in the yard. They do get shorter with chewing eventually, but they don't break off in little chunks like I've seen with some nylon chews, and they don't splinter like wood. Medium size works well for both my 16 lb Cavalier and my 60 lb Pyrenees/Golden mix. They're both moderate-to-aggressive chewers, though size obviously affects how much damage they can do. I wish you could buy the hemp chew separately because that one is very much a favorite in my house, so after 2 years and 2 purchases, I have barely any left of the remaining hemp chew, but still 2 of the dogwood chews that neither dog is as interested in anymore. I'd love to buy a couple more of just the hemp one.
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Reviewed in the United States on April 30, 2026
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Verified Purchase
Shannon Brace
Alexandria, US
★★★★★ 5
Your dog will thank you.
Color: Dogwood & Fresh Breath, Size: Large
My dogs loves to chew on these. They make a small mess but not as bad as other chews. They are food for keeping teeth clean.
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Reviewed in the United States on May 31, 2026
A
Verified Purchase
Anna
Dallas, US
★★★★★ 5
Nice chew toy
Color: Dogwood Mushroom, Size: Medium, Color: Dogwood Mushroom, Size: Medium
Super durable and puppy loves it. It was a bit hard for her at first but now at 5 months it’s one of her favorite things to gnaw on! It is heavy for the size but seems to be great quality and has given many hours of chew time with minimal wear.
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Reviewed in the United States on March 12, 2026
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Jennifer
Lexington, US
★★★★★ 4
Long lasting
Color: Dogwood & Calming, Size: Medium
My dogs love these bones.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 25, 2026

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