Microspheres

Small, spherical particles available in a range of sizes, colors, and material compositions, and possessing various surface modifications for specialized applications. These applications include use in assaying, calibration, labeling, flow cytometry, etc.

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Thermo Scientific™ 4000 Series Monosized Particles

Minimize response of analytic systems to shape effects with monosized particles.

Pricing and Availability
Specifications

Includes	Certificate of Calibration and Traceability to NIST
Particle Density	1.05g/cm³
Stability	Product stable for a minimum of 24 months
Description	NIST traceable particles that provide calibration of laser particle counters
Product Type	Size Standard Particles
Color	White or Colorless
Material	Polystyrene
Certifications/Compliance	Each package of standards contains a Certificate of Calibration and Traceability to NIST which includes a description of the calibration method and its uncertainty, and a table of chemical and physical properties.
For Use With (Application)	Narrow Size Standard Deviation Applications

Thermo Scientific™ 3000 Series Nanosphere™ Size Standards

Conveniently check the sizes of bacteria, viruses, ribosomes and sub-cellular components with these size standards.

Pricing and Availability
Specifications

Particle Density	1.05g/cm³
Content And Storage	Unless otherwise stated, refrigerate (2° to 8°C) product when not in use but do not freeze. Store upright and keep bottle tightly sealed. Mix product with gentle inversion by hand or vortex mixer.
Stability	Product stable for a minimum of 24 months
Description	3000 Series Nanosphere Size Standards come in optimized concentrations for easy dispersal and colloidal stability.
Color	White or Colorless
Quantity	15 mL
Material	Polystyrene
Concentration	1% solids
For Use With (Application)	Electron Microscope Calibration
Includes	Certificate of Calibration and Traceability to NIST
Additive	Contains trace amount of surfactant to inhibit agglomeration and promote stability
Contents	Polymer particles in water
Product Type	Size Standard Particles
Refractive Index	1.59 at 589nm (25°C)

eBioscience™ MagniSort™ Mouse CD8 Naïve T cell Enrichment Kit

Designed for the magnetic separation of CD8 naïve T cells by negative selection. It has been optimized for the isolation of mouse CD8 naïve T cells from spleens or lymphnodes utilizing a biotinylated antibody cocktail and streptavidin-coated magnetic beads.

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Invitrogen™ TetraSpeck™ Microspheres, 1.0 μm, fluorescent blue/green/orange/dark red

Beads that each display four well-separated excitation/emission peaks

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Invitrogen™ FocalCheck™ Microspheres, 15 μm, fluorescent dark-red ring stain/green throughout

Fluorescent green/orange/dark-red ring stains

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Invitrogen™ Dynabeads™ Mouse Pan T (Thy1.2)

Dynabeads™ Mouse pan T (Thy 1.2) are magnetic beads that provide a robust and versatile tool to isolate or deplete mouse T-cells directly from any sample.

Pricing and Availability

Molecular Probes™ Sulfate Latex Beads, 8% w/v, 2 μm

Microspheres (also called latex beads or latex particles) are spherical particles in the colloidal size range that are formed from an amorphous polymer such as polystyrene.

Pricing and Availability

Invitrogen™ FluoSpheres™ Sulfate-Modified Microspheres, 0.02–4.0 μm

Perform flow cytometry, microscopy, HTS, and HCS with our FluoSpheres Sulfate-Modified Microspheres, featuring different bead diameters.

Pricing and Availability
Specifications

Shipping Condition	Room Temperature
Content And Storage	Store in refrigerator (2–8°C) and protect from light.
Product Type	Microsphere
Surface Modification	Sulfate
Material	Polystyrene
For Use With (Application)	Cell Analysis
Product Line	FLUOSPHERES

Molecular Probes™ Amidine Latex Beads, 4% w/v, 0.1 μm

Microspheres (also called latex beads or latex particles) are spherical particles in the colloidal size range that are formed from an amorphous polymer such as polystyrene.

Pricing and Availability

Thermo Scientific™ Power-Bind™ Streptavidin Coated Particles

Bind a variety of biotinylated ligands, including DNA/RNA, oligos, antibodies and proteins with Thermo Scientific™ Power-Bind Streptavidin Coated Particles.

Pricing and Availability
Specifications

Includes	Package Insert and Certificate of Analysis
Sample Evaluation Packs	Power-Bind evaluation samples are packaged in 1mL bottles at 1% solids (10 mg/mL). Select individual lots to evaluate.
Content And Storage	2°C to 8°C
Stability	Guanidinium thiocyanate; DMF and DMSO to 100% Sonication; environments PCR temperature cycling
Description	Power-Bind Streptavidin Coated Particles
Preservative	0.05% Na Az
Product Type	Streptavidin-Coated Particles
Color	White or Colorless
Material	Polystyrene
Shelf Life	24 Months
Certifications/Compliance	Includes Certificate of Analysis
Specialty Packaging	Power-Bind Streptavidin Coated particles are available in different concentrations and package sizes upon request.
For Use With (Application)	Biotinylated Ligand Binding,Diagnostic Assays

Thermo Scientific™ MagnaBind™ Streptavidin Beads

Enable benchtop magnetic affinity purification with these ligand-coated (streptavidin, Protein A and G, GAM IgG, GAR IgG) magnetic particles and magnet separators.

Pricing and Availability

Thermo Scientific™ Color-Rich Dyed Carboxylate-Modified Particles

Obtain superior test sensitivity in qualitative and quantitative lateral flow tests with Thermo Scientific™ Color-Rich Dyed Carboxylate-Modified Particles.

Pricing and Availability
Specifications

Includes	Certificate of Analysis
Stability	Product stable for a minimum of 24 months
Contents	Dyed polystyrene microspheres in water
Product Type	Carboxylate-Modified Particle
Surface Modification	Carboxylate-Modified
Refractive Index	1.59 at 589nm (25°C)
Binding Property	Carboxylate-modified
Uniformity	<5% CV

Thermo Scientific™ Duke Standards™ 2000 Series Uniform Polymer Particles

Analyze wide size range materials through laser diffraction or other methods with uniform polymer particles that mimic real world particles.

Pricing and Availability
Specifications

Includes	Material Safety Data Sheet (MSDS), Certificate of Calibration and Traceability to NIST
Particle Density	1.05g/cm³
Content And Storage	Store at room temperature or keep refrigerated. Keep bottle tightly sealed to avoid contamination.
Additive	Contains trace amount of surfactants
Stability	=24 months
Product Type	Polymer Particles
Color	White or Colorless
Refractive Index	1.59 at 589nm (25°C)
Quantity	15 mL
Material	Polystyrene Divinylbenzene (PS-DVB)
For Use With (Application)	Narrow Size Standard Deviation Applications

Thermo Scientific™ Dyed Red Aqueous Fluorescent Particles

Improve sensitivity and detectability for analytical methods with microsphere suspensions that are internally dyed and feature bright, high-contrast colors.

Pricing and Availability
Specifications

Includes	Package Insert Sheet
Particle Density	1.05g/cm³
Content And Storage	Unless otherwise stated, refrigerate (2° to 8°C) product when not in use but do not freeze. Store upright and keep bottle tightly sealed. Mix product with gentle inversion by hand or vortex mixer. Product comes with stir bar for continual mixing duriong sampling.
Additive	Trace amounts of surfactant to inhibit agglomeration and promote stability
Stability	Product stable for a minimum of 24 months
Contents	Dyed polystyrene particles in water
Product Type	Fluorescent Particle
Color	Red
Refractive Index	1.59 at 589nm (25°C)
Material	Polystyrene
Concentration	1% solids
Dye Type	Firefli Fluorescent Red (542/612nm)

Invitrogen™ Exosome-Human EpCAM Isolation Reagent (from cell culture)

Obtain a highly pure exosome subset with easy protocol scalability with Exosome-Human EpCAM Isolation Reagent (from cell culture).

Pricing and Availability

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