SKU: 72133722909

Amino modified red fluorescent polystyrene microspheres

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Description

Amino modified red fluorescent polystyrene microspheresProduct Name NameAmino modified red fluorescent polystyrene microspheres Product Overview Amino modified red fluorescent polystyrene microspheres are prepared by adding a red fluorescent dye that excites around 535 and emits around 610 during the preparation of polystyrene microspheres, and then modifying them with amino groups. Customizable size range of 20nm 5 m. These microspheres have a uniform particle size distribution, which enables them to

Product Name

Name:Amino modified red fluorescent polystyrene microspheres


Product Overview

 

Amino modified red fluorescent polystyrene microspheres are prepared by adding a red fluorescent dye that excites around 535 and emits around 610 during the preparation of polystyrene microspheres, and then modifying them with amino groups. 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: pink lotion colloid

Excitation wavelength: -535 nm

Emission wavelength: -610nm

Concentration: 10 mg/mL

Ingredients: Polystyrene, Ultra Pure Water, Nile Red


 

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: 72133722909

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Verified Purchase
Joyce mullis
San Leandro, US
★★★★★ 5
Soft, white shirt
Fit perfectly
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Reviewed in the United States on June 9, 2025
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Verified Purchase
Danny
Pawtucket, US
★★★★★ 5
Size matters: They fit to the size you order.
Size: 34, Color: Black
I’ve found these sweatpants are light & fit to my size. Comfortable & reasonably priced, I’ve ordered a second pair.
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Reviewed in the United States on May 8, 2026
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ATB23
Chelsea, US
★★★★★ 4
Somewhat satisfied
Size: 38, Color: Light Khaki
I like them........ but don't love them. comfortable material but fit is a little off for me. Ordered these because of the length which was perfect....... until you sit down. They tend to hike up quite a bit which was the issue with even my no so long joggers. Figured these would solve that high-water-esque issue but they did not. They really ride up the legs when seated.
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Reviewed in the United States on May 27, 2026
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Verified Purchase
quiet storm
Chelsea, US
★★★★★ 5
Good buy
Size: 32, Color: Black
Bought these for staff and they fit everyone perfectly. They say they are very comfortable, breathable, waterproof and fit very well.
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Reviewed in the United States on March 28, 2026
I
ITriedThisOne
Draper, US
★★★★★ 5
Look great on my preteen with just a little chub who wears 32 or 34" with 32" inseam
Size: 32, Color: Navy, Size: 32, Color: Navy
I got these in a 32" waist for my preteen son who is between 32 and 34 right now. He either has pants that are too tight or too loose and he feels like they're falling off all the time. These fit him perfectly. The length hits just right, the stretch in the waist is enough that they fit well without squeezing his pre-growth-spurt chub out in an unflattering way. They are comfortable enough he came out with a smile and asked if he could keep them on. That hasn't happened in a very long time. He loves the pockets. I'm really hoping that when he grows a few more inches they still look as good on him. He did say they conduct the temperature a lot, so if you're wearing them outside on a cool day, you might need to layer a bit. They also do have a bit of a swish too them as they are the water repellant material, but it's a quiet swish rather than the 80s/90s rain wear swish too many of us remember too well. If you have a little chub and want to look sleek, these are a great option. I'm impressed with how flattering they are on his current build. He wears pants with a 32" inseam and these fit him just like it's shown in the ads, snug right around the ankle by the shoe. I haven't included pictures of him wearing them as there are already quite a few of those, but these do attract dog hair more than an average pair of jeans in the crotch and ankles. Why those spots, I have no idea. I just know that our cream colored Siberian husky is shedding a ridiculous amount right now and you can really see it on these pants, so be prepared to get some sort of lint roller/remover for these. As a side note, it also had the appearance of pilling in some of the pictures I took, but I couldn't see or feel anything there, so I'll be watching to see if there is randomly the same dust all over the pants or if pilling starts to happen. Also, he knows chub or no chub he's amazing and handsome and I'm proud he's mine, so it's not me being a harsh mama, just an honest mama in this review.
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Reviewed in the United States on January 18, 2026

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