SKU: 48917759255

gold nanorods(Sodium citrate modification)

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Description

gold nanorods(Sodium citrate modification)Product Name gold nanorodsSodium citrate modification: span> Product Overview PEI modified silver nanoparticles are based on PEG silver particles modified with PEI, and through this modification, the nanoparticles are positively charged. Technical Parameter Densityt:. 1 mg mL Solvent Diameter: 0: 0: 0: 0: 0: 0: 0 : 0: 100nm Product Features Surface Plasmon Resonance (SPR): Gold nanorods exhibit strong surface plasmon resonance properties, which give

Product Name
gold nanorods(Sodium citrate modification:/span>


Product Overview

PEI modified silver nanoparticles are based on PEG silver particles modified with PEI, and through this modification, the nanoparticles are positively charged.

Technical Parameter

Densityt:.1 mg/mL

Solvent:水

Diameter:0:0:0:0:0:0:0 :0:100nm

Product Features

Surface Plasmon Resonance (SPR): Gold nanorods exhibit strong surface plasmon resonance properties, which give them special optical absorption and scattering characteristics in the visible to near-infrared region. Adjustable optical properties: By changing the size and shape of gold nanorods, especially their aspect ratio, the position of their SPR peak can be adjusted, achieving control over the absorption and scattering characteristics of light. Sodium citrate modification: Sodium citrate, as a reducing agent and stabilizer, is used in the synthesis process of gold nanorods to help control their growth and provide surface modification, increasing their stability in aqueous media. Biocompatibility: Sodium citrate modified gold nanorods exhibit excellent biocompatibility, making them suitable for biomedical applications such as photothermal therapy, drug delivery, and bioimaging. Easy to functionalize: The surface of gold nanorods can be further modified by covalently or non covalently connecting specific biomolecules, such as antibodies, proteins, or nucleic acids, to achieve targeted therapy or specific detection. Photothermal conversion efficiency: Gold nanorods can effectively convert light energy into heat energy under near-infrared light irradiation, therefore they have potential applications in photothermal therapy. Catalytic activity: The surface of gold nanorods has catalytic activity and can be used as catalysts or catalyst carriers for various chemical reactions.

Application Fields

Biosensing: The surface plasmon resonance properties of gold nanorods give them potential applications in the construction of biosensors for detecting trace molecules. Biological imaging: Gold nanorods have strong scattering in the near-infrared band and can be used as contrast agents for biological imaging, especially in light scattering imaging. In vivo therapy: Gold nanorods can be used for photothermal therapy, utilizing their absorption of near-infrared light to convert it into heat energy to treat diseases, such as killing cancer cells. Catalysis: Gold nanorods can serve as catalysts or catalyst carriers to improve the efficiency of catalytic reactions, especially under conditions of light irradiation. Sensors: The surface enhanced Raman scattering (SERS) effect of gold nanorods makes them applicable in the field of sensors for detecting biomolecules, ions, etc.


Related Information

Please e-mail for the detailed characterization data.

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SKU: 48917759255

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4.3 ★★★★★
Based on 1977 reviews
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Product Reviews
L
Verified Purchase
Larry B.
Lake Worth, US
★★★★★ 5
My dog’s new favorite
Size: 8 in, Color: Squirrel
didn’t expect much for the price but my dog actually loves this thing. It’s tough enough to hold up to regular chewing and the leather gives it a nice texture that’s different from the usual plush toys. He carries it around like it’s his prize. It’s not indestructible and if your dog is a heavy shredder it probably won’t last forever but for moderate chewers it holds up way better than a lot of toys I’ve tried. Definitely worth grabbing again.
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Reviewed in the United States on July 19, 2025
M
Verified Purchase
M
Lake Worth, US
★★★★★ 4
Not for gnawers
Size: 11.5 in, Color: Bear
I was hoping this would work for my teenage ACD and save my leather goods from being chewed on. He gnawed on it quietly I was thrilled. But I had to take it from him within a few minutes. Gnawing apparently equals chewing pieces off. Not made for chewers or gnawers. It seemed to be well made, was soft, was actually a fairly good size and didn’t get gross when it got spitty. Just didn’t work out for Captain chaos destructor of all.
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Reviewed in the United States on May 4, 2026
M
Verified Purchase
Maria Peters
Cuba, US
★★★★★ 5
Durable & Leather. For Small-Medium Dogs
Size: 15 in, Color: Retriever, Size: 15 in, Color: Retriever
This is a great dog toy! My Pomeranian is a small guy at only 8lbs. but he sure knows how to chew and he does it as often as he can. I was throwing out toy after toy because he was tearing them to pieces after only a half hour or so. After putting my money in the garbage so many times, I decided to search for toys that would hold up to his destructive mouth. I found a lot that claimed they wouldn't fall apart but they were all more than I wanted to spend. I came across this toy and a rabbit shaped one just like this. I bought both months ago and both are still in tact after all this time. Sure the edges are a little frayed but other than that, no damage whatsoever! I'm not sure what dura fused means but that seemed promising to me when I was reading the description, also the fact that they're leather made them seem more durable to me. Both have squeakers inside and some sort of stuffing as well. I throw all of my dogs toys in the laundry or hand wash them once a week, except for these. When these toys get wet with my dogs saliva, they look like they're not meant to get wet. Even without washing, these seem fine. This toy is probably about 9" long or so if I had to guess. In my opinion, it'd be perfect for a medium sized dog. It's a tiny bit big for my little guy but he manages just fine! If you're looking for a durable toy that your small to medium dog can chew on constantly, look no further!
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Reviewed in the United States on February 3, 2020
G
Verified Purchase
GK5040
Los Angeles, US
★★★★★ 5
Always looking for less destructible dog toys
Size: 8 in, Color: Squirrel, Size: 8 in, Color: Squirrel
I am constantly searching for aggressive chewer dog toys. So many claim to be and one look and you know they haven’t met your dog!! Our golden retriever is so sweet until he gets his claws and teeth into a new toy. We nicknamed him the shredder, as he rips his new toys to pieces. I accidentally stumbled across this toy. We have never owned a leather dog toy. The squirrel is going to give Maverick a run for his money. The edges are double sewn closed. I am very impressed with the quality of this toy for $5.75 which includes the sales price and an additional 10% off coupon. Even without those two incentives the toy is less than $8 prime. The other shapes are similar or cheaper in price and now I see a 50% off 1 toy coupon when you buy 2. What a deal and the squirrel has a squeaker inside. What I like about the squirrel is that there’s less limbs or appendages for Maverick to shred off. The bunny has ears, the raccoon has hands, the buffalo has legs, the bone and retriever stick have a rope, the bear has a neck and head that could be chewed off, similar to the fox who has a tail and snout. The squirrel looks like it would be harder to destroy! The squeaker was hard to push at first but is easier now. Maverick has a black lab sister who loves squirrels, more so than she loves toys, and I found this toy searching for squirrel toys for her. It is offered in 8 other shapes. The squirrel measures almost 8” tall by 5” wide. It’s perfect for a medium or large size dog. Based on the construction of this squirrel dog toy it looks acceptable for an aggressive chewer and won’t break the bank. It’s very affordable. Always supervise! Updates to follow at Christmas:). BTW, the squirrel did not smell bad upon opening.
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Reviewed in the United States on December 3, 2024
C
Verified Purchase
Cakirsch
Whiting, US
★★★★★ 4
Puppy loves it. Well built and fun for her to play with.
Size: 15 in, Color: Retriever
My double doodle mix loved this toy. It is well made and she loves the different texture of the rope. Sadly she has already torn the rope apart and so now it’s just the leather part. This would be the perfect toy for non agressive chewers. Wish the rope lasted a little longer. SPOT is my new favorite company to get her chew toys from now. They’re well built and aren’t expensive like all the other dog toys out there.
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Reviewed in the United States on June 30, 2025

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