Nano copper colloid
SKU: 52654546643

Nano copper colloid

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Description

Nano copper colloidProduct Name Nano copper colloid Product Overview Copper nanocolloid, also known as colloidal copper nanoparticles or copper nanodispersion, is a new material with a wide range of applications. Its particle size is less than 20 nm and its appearance is black liquid. Due to their unique physicochemical properties, copper nanocolloids are widely used in catalysis, magnetic fluids, biomedicine and lubrication. This copper nanocolloid is prepared by sol

Product Name

Nano copper colloid

Product Overview

Copper nanocolloid, also known as colloidal copper nanoparticles or copper nanodispersion, is a new material with a wide range of applications. Its particle size is less than 20 nm and its appearance is black liquid. Due to their unique physicochemical properties, copper nanocolloids are widely used in catalysis, magnetic fluids, biomedicine and lubrication. This copper nanocolloid is prepared by sol-gel method, the solvent is water, and the surface has PVP as a protective agent, which is not easy to oxidise.

 

Technical Parameter

Diameter: 5-10 nm

concentration: 3.2g/L

Product Features

 

Small particle size: the particle size of copper nanocolloid is less than 20nm, which makes it has excellent penetration and can contact the reactive substances faster, thus improving the chemical reaction rate. 

Good dispersion: When the concentration of stabilising dispersant is high enough, copper nanocolloid particles are uniform in size, well dispersed and effective in preventing agglomeration.                                              

Efficient catalysis: Due to their small particle size and good dispersibility, copper nanocolloids excel in catalysis, accelerating a wide range of chemical reactions. 

Excellent heat transfer: The high thermal conductivity of copper nanocolloids makes them very effective in heat dissipation applications, such as cooling of electronic devices.

Application Fields

Catalysis: Copper nanocolloids are used as catalysts in industrial processes to improve reaction efficiency and selectivity. For example, in some organic synthesis processes, copper nanocolloids can significantly accelerate the reaction rate and improve product selectivity. 

Lubrication: The use of copper nanocolloids in lubrication materials can significantly improve the performance of friction interfaces, reducing wear and extending equipment life. For example, the addition of copper nanocolloids to high-performance bearings and gears can significantly improve their wear resistance and fatigue resistance.                                                  

Biomedical field: Copper (Cu), as an important trace element in the human body, has been reported to stimulate the proliferation of osteoblasts, and may also provide antibacterial ability to its surface.

Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 52654546643

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Amazon Customer
Pawtucket, US
★★★★★ 5
It worked! Apple Care was added to my device when I received it!
Style Name: MacBook Pro 14" (M4 Pro/M4 Max), Configuration: 3 years
I purchased an MacBook and AppleCare+ at the same time. A day/two after the purchase I received an email from Amazon that the AppleCare+ was in software and go to digital download. When I downloaded it was just the agreement. Then I started reading all the negative reviews on nightmare experience with Amazon and AppleCare+ not being added. I was very nervous and mentally prepare for the nightmare that lie ahead which having to call Amazon multiple times and then having to call Apple multiple times. To my surprise, right after Amazon delivered the MacBook (I got notification your item was delivered) I got another email from Amazon that AppleCare+ was added the laptop with agreement number and serial number of the laptop I received. I checked Apple's coverage site and sure enough Apple site showed AppleCare+ coverage tied the MacBook. I didn't even open the box or turn it on and see the AppleCare+ coverage. Hopefully this gives some insight to future buyers of AppleCare+ from Amazon!!!
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Reviewed in the United States on November 25, 2024
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C. Wong
Louisville, US
★★★★★ 1
DO NOT PURCHASE APPLECARE+ THROUGH AMAZON (Please read before making a decision)
Style Name: MacBook Air 13" (M4), Configuration: 3 years
I rarely write reviews like this, but DO NOT PURCHASE APPLECARE+ THROUGH AMAZON. Just over a month ago, I purchased an Apple MacBook Air (m4) with AppleCare+. The AppleCare+ wasn't populating on the laptop, so after calls with Apple Support and Apple Agreement Administration, they found that AMAZON sent them the approved agreement with the device serial number then abruptly canceled it the following day. This happened over a month ago, and I was not notified nor have I received a refund. I would not have known it was canceled if not for Apple Support and Apple Agreement Administration. The only recourse is to receive a refund from Amazon--which is NOT automatic, I am fighting for this--and purchase AppleCare+ directly through Apple. Had all this taken place after the 60-days purchasing the MacBook Air (I'm currently one week short of this deadline), then I would be SOL on being able to cover my device. PURCHASE AT YOUR OWN DISCRETION/RISK AND CHECK THAT APPLECARE+ IS APPROVED AND ACTIVE ON YOUR DEVICE. Otherwise, play it safe and activate directly through Apple.
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Reviewed in the United States on December 28, 2025
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dsumling
Port Orchard, US
★★★★★ 5
Worked fine for me 🙌🏽
Style Name: MacBook Air 13" (M4), Configuration: 3 years
I read a lot of comments that said there was an issue with their purchase of AppleCare+, I did not have any of those experiences. AppleCare+ was on the laptop (MacBook Air, 13-inch 2025) automatically. I received an email with my confirmation of AppleCare+ coverage, along with my agreement number, product serial number and expiration date. There was nothing I needed to do on my end, because as I said it had already been added to my computer and attached to my iCloud account. — I hate that there are so many bad experiences and hope everything works out for anyone experiencing a nightmare but I can only recommend based on my experience, 10/10.
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Reviewed in the United States on August 4, 2025
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Ernestina N Sarmiento
Fort Morgan, US
★★★★★ 5
No la necesito
Style Name: MacBook Neo 13" (A18 Pro), Configuration: Monthly
Garantía digital , no la necesito no compré la laptop
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Reviewed in the United States on March 26, 2026
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Martin Walyor
Boise, US
★★★★★ 5
Fantastic product
Size: 8 Fl Oz (Pack of 1)
Works Great, at first didn't believe all the reviews, I've bought 5 chainsaws from one season to the next. After each winter couldn't get them to start. Followed the instructions to flush and let sit for a few days. Every one started and ran great. Hands down, this is a remarkable product for cleaning out blocked fuel systems from sitting all winter would recommend it for all 2 cycle engines and use the stable blend for winter as well as anytime use to prevent fuel spoilage.
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Reviewed in the United States on March 12, 2026

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