SKU: 99476424161

Methyl-modified green fluorescent polystyrene microspheres

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Description

Methyl-modified green fluorescent polystyrene microspheresProduct Name NameMethyl modified green fluorescent polystyrene microspheres Product Overview Methyl modified green fluorescent polystyrene microspheres are prepared by adding green fluorescent dyes with a fluorescence wavelength of 498 516nm and modifying them with methyl groups during the preparation of polystyrene microspheres. Customizable size range of 20nm 5 m. These microspheres have a uniform particle size distribution, which enables them to

Product Name

Name:Methyl  modified green fluorescent polystyrene microspheres


Product Overview

Methyl modified green fluorescent polystyrene microspheres are prepared by adding green fluorescent dyes with a fluorescence wavelength of 498-516nm and modifying them with methyl groups during the preparation of polystyrene microspheres. Customizable size range of 20nm-5 μ m. These microspheres have a uniform particle size distribution, which enables them to exhibit consistent performance in various applications. Fluorescent dyes are embedded inside the microspheres, effectively preventing fluorescence quenching and reducing the influence of environmental factors on fluorescence intensity.


Technical Parameter

Appearance: yellowish lotion colloid

Fluorescence wavelength: 498-516nm

Concentration: 10 mg/mL

Ingredients: Polystyrene, Ultra Pure Water, FITC Derivatives

Product Features

Monodispersibility: The uniform particle size distribution of microspheres helps ensure consistency and reproducibility of experimental results.

Fluorescence characteristics: Contains highly fluorescent dyes that are embedded inside the microspheres, effectively preventing fluorescence quenching.

Adjustable particle size: By controlling the synthesis conditions, microspheres with different particle sizes can be prepared to meet different application requirements.

Surface functionalization: The surface of microspheres can be chemically modified by introducing specific functional groups, such as carboxyl and amino groups, to achieve specific biochemical functions.

High stability: Microspheres have good chemical and physical stability and are suitable for use in various environments.

Optical performance: The fluorescence emission of fluorescent microspheres is stable and not affected by changes in external environmental media.


Application Fields

 

Biomedical research: Fluorescent polystyrene microspheres can be used for cell labeling, imaging, and as carriers for drug delivery systems in fields such as cell biology, molecular biology, and biochemistry.

Standard measurement: As an instrument calibration particle, used to calibrate analytical instruments and ensure measurement accuracy.

High throughput drug screening: As a signal carrier, it helps to quickly screen a large number of compounds and search for potential drug candidates.

Medical diagnosis: In areas such as immune analysis and detection, the surface of microspheres retains their original functional groups, which will not affect immune analysis and detection.

Tracer research: In fields such as phagocytosis research and pore size determination, fluorescent microspheres can be used as tracers to monitor cellular endocytosis processes.

Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 99476424161

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Selena Luna
Chelsea, US
★★★★★ 5
Fresh
The condition was good durability was good. The value for it is really really good and easy to use it. Taste was so good. The texture was normal and would buy again and so fresh and great.
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Reviewed in the United States on May 1, 2026
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GARY A PEARCE
San Leandro, US
★★★★★ 5
A no-brainer
They taste good, arrived in great shape with no bruises, pricing can't be beat, and were just on the verge of being at peak condition which is just what you would hope for....not green anymore but good for several days. What's not to like? Prompt delivery. I don't know how they do it but they did. Five stars earned.
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Reviewed in the United States on April 19, 2026
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Amazon Customer
Lowell, US
★★★★★ 4
Just right bananas
Buying more groceries on Amazon lately. So, want to start sharing experience. The bananas were just right—not too ripe and not too green. Would buy them again thru Amazon
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Reviewed in the United States on May 26, 2026
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le’MamaAmazon Customer
Los Angeles, US
★★★★★ 5
Received a perfect bunch!
Some things are truly hit or miss with Amazon Fresh grocery deliveries! I Some things are truly hit or miss with Amazon Fresh grocery deliveries! I hadn’t ordered bananas for about a month due to what I’d received in the past. Personal preference? I want those lovely pale green ends! Please!!! I don’t like the flavor or even the change in scent that happens when bananas turn darker yellow, freckle - or worse? Turn brown. Yuck. Each previous delivery, I hadn’t been able to eat more than 3 out of each bunch because of the already yellowed fruit received. I even tried the currently trendy recommendation of wrapping the individual stem ends in plastic wrap to help slow the ripening process. Was very pleased to receive a bunch of 6 small sized bananas, all delicately green and completely beautiful! Beautiful job by the thoughtful delivery person as well, who didn’t just leave the bags in the rain on the (only 2!) steps, but made sure they were under the protection of the porch and not blocking my door. Some items I never order anymore (beloved snap peas and garnet potatoes are two examples) after receiving spoiled items - more than once. Apparently notifying Amazon of our understandable disappointment, not to mention the waste! can sometimes improve the quality of items delivered. I do very much appreciate the Amazon Fresh delivery service in my (rapidly approaching) old age. As I rarely go out anymore, this has Some things are truly hit or miss with Amazon Fresh grocery deliveries! I hadn’t ordered bananas for about a month due to what I’d received in the past. Personal preference? I want those lovely pale green ends! Please!!! I don’t like the flavor or even the change in scent that happens when bananas turn darker yellow, freckle - or worse? Turn brown. Yuck. Each previous delivery, I hadn’t been able to eat more than 3 out of each bunch because of the already yellowed fruit received. I even tried the currently trendy recommendation of wrapping the individual stem ends in plastic wrap to help slow the ripening process. Was very pleased to receive a bunch of 6 small sized bananas, all delicately green and completely beautiful! Beautiful job by the thoughtful delivery person as well, who didn’t just leave the bags in the rain on the (only 2!) steps, but made sure they were under the protection of the porch and not blocking my door. Some items I never order anymore (beloved snap peas and garnet potatoes are two examples) after receiving spoiled items - more than once. Apparently notifying Amazon of our understandable disappointment, not to mention the waste! can sometimes improve the quality of items delivered. I do very much appreciate the Amazon Fresh delivery service in my (rapidly approaching) old age. As I rarely go out anymore, this has been invaluable for me. Thank you so very much…
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Reviewed in the United States on February 23, 2026
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Judith
Los Angeles, US
★★★★★ 5
Nice size bananas. Not bruised or spoiled. Good bananas!
Really beautifully picked for ripeness and last a few days once you get them home.
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Reviewed in the United States on May 27, 2026

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