Microspheres
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Filtered Search Results
Invitrogen™ Dynabeads™ M-280 Streptavidin
Dynabeads M-280 Streptavidin beads are 2.8-μm monosized, monodispersed, superparamagnetic, and hydrophobic beads covalently coupled to streptavidin.
Shipping Condition | Ambient Temperature |
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Surface Functionality | Tosylactivated, Hydrophobic |
Color | Brown |
Binding Property | 650-900 pmoles/mg beads |
Material | Magnetic Polystyrene |
Concentration | 10 mg/mL |
High-throughput Compatibility | High-throughput Compatible |
For Use With (Application) | Capture of Biotinylated Targets |
Regulatory Status | For Research Use Only |
Ligand Type | Streptavidin |
Format | Beads in suspension |
For Use With (Equipment) | KingFisher™ Sample Purification System, DynaMag™ magnets |
Product Type | Streptavidin Magnetic Beads |
Diameter (Metric) | 2.8 μm |
Sample Type | Any Sample Type |
Shelf Life | 36 months from date of manufacture |
Certifications/Compliance | ISO9001 and ISO13485 |
Uniformity | Monosized 2.8 μm (CV <5%) |
Product Line | Dynabeads™ |
Thermo Scientific™ 9000 Series Glass Particle Standards
Replace polystyrene spheres in many applications with dry glass NIST™-traceable size standards.
Content And Storage | Store at room temperature. Keep bottle tightly sealed to avoid contamination. |
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Additive | None |
Stability | Product stable for a minimum of 24 months |
Product Type | Size Standard Particles |
Color | White |
Quantity | 1 g |
For Use With (Application) | Narrow Size Standard Deviation Applications |
Thermo Scientific™ 4000 Series Monosized Particles
Minimize response of analytic systems to shape effects with monosized particles.
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™ Ezy-Cal™ Count Precision Size Standards
Meet the unique and demanding requirements of the contamination control laboratory in modern industries.
Stability | Product stable for a minimum of three months |
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Contents | Polystyrene microspheres in water |
Product Type | Count Control Particles |
Color | White or Colorless |
Refractive Index | 1.59 at 589nm (25°C) |
Quantity | 100 mL |
Material | Polystyrene |
Concentration | 2000 particles/mL ± 10% |
For Use With (Application) | Liquid Particle Counter Calibration |
Thermo Scientific™ 4D Series Dry Microsphere Size Standards
Calibrate airborne optical particle counters to comply with ISO 21501-4 with Thermo Scientific™ 4D Series Dry Microsphere Size Standards.
Content And Storage | Unless otherwise stated, store at ambient room temperature. Store upright; keep bottle tightly sealed. Mix product with gentle inversion by hand or vortex mixer. |
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Additive | Trace flow agent |
Contents | 1g |
Product Type | Size Standard Particles |
Color | White |
Refractive Index | 1.59 at 589nm (25°C) |
Material | Polystyrene Divinylbenzene (PS-DVB) |
Concentration | 100% solids |
Certifications/Compliance | Certificate of Calibration and Traceability to NIST, MSDS |
For Use With (Application) | Airborne Optical Particle Counter Calibration |
Thermo Scientific™ Fluoro-Max Dyed Green Aqueous Fluorescent Particles
Improve sensitivity and detectability for analytical methods with green aqueous fluorescent particles.
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 microspheres in water |
Product Type | Fluorescent Particle |
Color | Green |
Refractive Index | 1.59 at 589nm (25°C) |
Material | Polystyrene |
Concentration | 1% solids |
Dye Type | Firefli™ Fluorescent Green (468/508nm) |
Invitrogen™ FluoSpheres™ Carboxylate-Modified Microspheres
Achieve the brightest fluorescence with Carboxylate-Modified FluoSphere Microspheres, available in different colors and particle sizes.
Product Type | Carboxylate-Modified Microsphere |
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Surface Modification | Carboxylate |
Material | Polystyrene |
For Use With (Application) | Fluorescence Microscopy |
Product Line | FLUOSPHERES™ |
Molecular Probes™ FluoSpheres™ Polystyrene Microspheres, 10 μm, yellow-green fluorescent (505/515), for blood flow determination
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.
Thermo Scientific™ Fluoro-Max Green and Red Dry Fluorescent Particles
Improve sensitivity and detectability for analytical methods with fluorescent particles that feature bright, distinct colors.
Includes | Package Insert Sheet |
---|---|
Particle Density | 1.05g/cm³ |
Content And Storage | Store at room temperature in a dry area. Store upright and keep bottle tightly sealed. Respiratory protection from dust is recommended. |
Additive | May contain trace amount of dispersant |
Stability | Product stable for a minimum of 24 months |
Contents | Dry dyed polystyrene (DVB) microspheres |
Product Type | Fluorescent Particle |
Refractive Index | 1.59 at 589nm (25°C) |
Material | Polystyrene Divinylbenzene (PS-DVB) |
Molecular Probes™ Sulfate Latex Beads, 4% w/v, 10 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.
Molecular Probes™ Nonionic Latex Beads, 4% w/v, 10 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.
Molecular Probes™ FluoSpheres™ Polystyrene Microspheres, Blood Flow Determination Fluorescent Color Kit #2, 15 μm, seven colors
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.
Molecular Probes™ FluoSpheres™ Polystyrene Microspheres, 15 μm, green fluorescent (450/480), for blood flow determination
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.
Thermo Scientific™ 5000 Series 0.31μm to 0.93μm Polymer Particle Suspensions
Meet the need for particulate materials with a variety of particle sizes and properties with Thermo Scientific™ 5000 Series Polymer Particle Suspensions
Includes | General product handling 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. |
Additive | Contains trace amount of surfactant to inhibit agglomeration and promote stability |
Stability | Product stable for a minimum of 24 months |
Description | Particles useful for such applications as filter evaluation, checking and testing, light scattering research, fluid mechanics research, aerosol particle generation, dispersion studies, and many other research and development projects. They are not intended for use in instrument calibration. |
Product Type | Polymer Particle Suspensions |
Color | White or Colorless |
Refractive Index | 1.59 at 589nm (25°C) |
Material | Polystyrene |
Concentration | 10% |
Invitrogen™ Dynabeads™ Protein A for Immunoprecipitation
Dynabeads Protein A beads are uniform, 2.8-μm superparamagnetic beads with recombinant Protein A (∼45 kDa) covalently coupled to the surface.
Shipping Condition | Ambient temperature |
---|---|
Content And Storage | Store at 2–8°C. |
Purity or Quality Grade | For Research Use Only |
Description | Recombinant Protein A covalently bound to Dynabeads |
Surface Functionality | Protein A |
Isolation Technology | Magnetic Beads |
Material | Polystyrene |
Concentration | 30 mg/mL |
High-throughput Compatibility | High-throughput Compatible |
For Use With (Application) | Immunoprecipitation |
Ligand Type | Protein A |
Format | Beads in suspension |
Contents | Dynabeads Protein A are supplied in PBS, pH 7.4 w/0.01% Tween-20, 0.09% NaN3 |
Preservative | 0.02% NaN3 |
For Use With (Equipment) | KingFisher™ Sample Purification System, DynaMag™ magnets |
Product Type | Superparamagnetic Beads |
Diameter (Metric) | 2.8 μm |
Purification Target | Antibodies |
Certifications/Compliance | ISO9001 and ISO13485 |
Uniformity | Monosized 2.8 mm (CV <5%) |
Product Line | Dynabeads™ |