SKU: 92383361479

Nano gold colloid

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Description

Nano gold colloidProduct Name Name: Nano gold colloid Product Overview Gold nanoparticles can also be called gold nanocolloids, which are a colloidal system formed by gold nanoparticles dispersed in a solution. Commonly used preparation methods for gold nanocolloids include sodium citrate reduction chloroauric acid method, also known as seed growth method, electrochemical synthesis method, etc. Technical Parameter Concentration: 0. 1 0. 2 mg mL(Only<10nm size can

Product Name

Name: Nano gold colloid

Product Overview

 

Gold nanoparticles can also be called gold nanocolloids, which are a colloidal system formed by gold nanoparticles dispersed in a solution. Commonly used preparation methods for gold nanocolloids include sodium citrate reduction chloroauric acid method, also known as seed growth method, electrochemical synthesis method, etc.

 

Technical Parameter

 

Concentration: 0.1/0.2 mg/mL(Only<10nm size can achieve 0.2mg/mL)

Size: 10-20 nm/:0nm

Maximum absorption wavelength:512-516nm/517-520nm

 

Product Features

 

The gold nanoparticles provided by Xianfeng Nano are prepared using a seed growth method.

Optical properties: They have surface plasmon resonance effects and can exhibit specific absorption and scattering spectra. This property makes them widely used in biological detection, optical imaging and other fields.

Good stability: chemical properties are relatively stable.

Biocompatibility: Low toxicity to organisms, which makes it popular in biomedical fields, such as drug delivery, biomarkers, etc.

Catalytic properties: It can act as a catalyst and play a role in some chemical reactions.

Application Fields

 

Gold nanoparticles have a wide range of applications, including but not limited to the following aspects:

Biomedical field:

Disease diagnosis: such as using its surface plasmon resonance characteristics for immune analysis, biosensor detection, etc.

Medical imaging: It can be used as a contrast agent for magnetic resonance imaging (MRI), etc.

Drug delivery: loading drugs and achieving targeted delivery.

Chemistry and Materials Science:

Catalyst: Shows good catalytic properties in some chemical reactions.

Nanomaterial preparation: as basic materials for building other nanostructures.

Optical field:

Optical devices: used to manufacture new optical sensors, filters, etc.

Surface-enhanced Raman scattering (SERS): Significantly enhances the Raman signal for analytical detection.

Electronics field:

Electronic components: can be used to prepare nanoelectronic devices.

Environmental monitoring field:

Contaminant detection: Sensitive response to specific contaminants.


Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 92383361479

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Pamela
West Palm Beach, US
★★★★★ 5
Cute and Comfortable
Size: 10, Color: Black
This is my second pair. I bought the sand color at my local Macy's. I got their last pair. I have issues with back pain and ankle swelling and pain. These are so comfortable I had to get them in Black. The adjustable straps are great. My feet are a little bit wider because of the swelling issues. So if you have very narrow feet these might be a little big. You might want to go down a half a size. But otherwise I wear a size 10 and they fit perfectly. I don't think the picture does the color justice. The black almost looks like velvet, it's very deep and rich. I wore them out today for the first time and got lots of compliments. The footbed is very comfortable with the memory foam. Lots of support. I noticed my back and ankle pain is much better wearing these. I've never owned UGG before. If these hold up really well and continue to stay comfortable, I will be purchasing other styles for fall and winter.
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Reviewed in the United States on May 1, 2026
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Tilly
Chelsea, US
★★★★★ 5
Great fitting sandals
Size: 7.5, Color: Sand
Great fitting. Beautiful. Fit like a glove. Great to walk in. Great quality. Lightweight. All in one gorgeous sandals.
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Reviewed in the United States on May 11, 2026
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J. C.
Omaha, US
★★★★★ 5
My new favorite summer sandal!
Size: 8.5, Color: Bay Fog
I am loving these shoes so far this summer! The color is so cute, perfect for a light summer palette. It's the perfect light purple that doesn't make me look pale or washed out. For reference, I have fair to light neutral skin tone. They are SO comfortable - a little too comfortable for a shoe, it's more comfortable than my ugg slippers! They do take a second to put on as you have to either force your ankle in without unstrapping the back - don't judge me - or undo them. Thankfully they have a strap to help get them on easily. I love these shoes. I am a medium width, but I think these have some wiggle room since both the straps are velcro and adjustable somewhat. They are easy to walk in, hold onto the foot, have been more balanced than some others I have had in this platform style, and are very cushioned to walk in. Slight arch support to me but I have somewhat high arches so if you are more flat footed or standard arch these will give you even better support. Really impressed with these. They are more casual but work with many different outfits from sundresses to jeans. For me, these were a great buy and I will be wearing them all summer.
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Reviewed in the United States on June 7, 2026
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Sonia
Lowell, US
★★★★★ 5
Comfort and style
Size: 8.5, Color: Chestnut
Like walking on clouds with support. Thank you Ugg’s. Perfect size 8.5 Will buy again.
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Reviewed in the United States on June 11, 2026
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Jennifer
Cuba, US
★★★★★ 5
Style, Comfort
Size: 9, Color: Sand
If I could give a Ten Star review, I would. Hands down the most comfortable pair of sandals I have ever owned. I wore them 16 days straight while touring Italy. Comfortable and goes with all of your outfits. They pack well in a suitcase too. Light weight.
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Reviewed in the United States on May 21, 2026

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