Microspheres
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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For Use With (Application)
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1
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) |
2
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 |
|---|---|
| Surface Modification | Carboxylate |
| Material | Polystyrene |
| For Use With (Application) | Fluorescence Microscopy |
| Product Line | FLUOSPHERES™ |
3
Invitrogen™ Dynabeads™ MyOne™ Carboxylic Acid
Surface carboxylic acid groups allow covalent amide bond formation to proteins/peptides via primary amino- or sulphydryl groups.
| Shipping Condition | Room Temperature |
|---|---|
| Content And Storage | Store in refrigerator (2–8°C). |
| Purity or Quality Grade | Research Grade |
| Format | Beads in solution |
| Product Type | Carboxylic Acid Magnetic Bead |
| Diameter (Metric) | 1 μm |
| Surface Functionality | Carboxylic Acid |
| Sample Type | Any Sample Type |
| High-throughput Compatibility | High-throughput Compatible |
| For Use With (Application) | Protein Purification and Isolation |
| Elution Volume Min | 5 μL |
| Product Line | Dynabeads™, MyOne™ |
4
Invitrogen™ Dynabeads™ M-270 Epoxy
Dynabeads™ M-270 Epoxy beads are 2.8 μm superparamagnetic beads containing surface epoxy groups.
| Shipping Condition | Room Temperature |
|---|---|
| Purity or Quality Grade | Research Grade |
| Format | Freeze Dried |
| Product Type | Epoxy Bead |
| Diameter (Metric) | 2.8 μm |
| Surface Functionality | Epoxy |
| Sample Type | Any Sample Type |
| Shelf Life | 24 months from date of manufacture |
| Elution Volume Min | 5 μL |
| Product Line | DYNAL™, Dynabeads™ |
5
Thermo Scientific™ 7000 Series Copolymer Microsphere Suspensions
Meet the need for particulate materials with a variety of particle sizes and properties with Thermo Scientific™ 7000 Series Copolymer Microsphere 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 as model systems for fluid mechanics experiments and as challenge particles for large pore filtration systems. |
| Product Type | Copolymer Microsphere Suspensions |
| Color | White or Colorless |
| Refractive Index | 1.59 at 589nm (25°C) |
| Concentration | 10% |
| For Use With (Application) | Fluid Mechanics,Large Pore Filtration |
6
Thermo Scientific™ COUNT-CAL™ Count Precision Size Standards
Minimize contamination by eliminating the need for serial dilutions and extensive sample handling with Thermo Scientific™ COUNT-CAL™ Count Precision Size Standards.
| Includes | Certificate of Calibration and Traceability to NIST, Particle Counting Protocol |
|---|---|
| Stability | Product stable for a minimum of six months |
| Description | Products provide a precise method for calibrating or checking the performance of laser particle counters |
| Contents | Polystyrene microspheres in water |
| Product Type | Count Control Particles |
| Color | White or Colorless |
| Refractive Index | 1.59 at 589nm (25°C) |
| Quantity | 6 x 25 mL |
| Material | Polystyrene |
| Concentration | 3000 particles/mL ± 10% |
| Certifications/Compliance | Certificate of Calibration and Traceability to NIST |
| For Use With (Application) | Liquid Particle Counter Validation,USP Verification |
| Size Distribution | <3% |
7
Thermo Scientific™ 3K/4K Series Particle Counter Standards
Ensure accurate and convenient calibration of laser particle counters with Thermo Scientific™ 3K/4K Series Particle Counter Standards.
| Includes | Certificate of Calibration and Traceability to NIST |
|---|---|
| Additive | Contains trace amount of surfactant to inhibit agglomeration and promote stability |
| Description | NIST traceable particles that provide calibration of laser particle counters |
| Contents | Polymer particles in water |
| Product Type | Count Control Particles |
| Color | White or Colorless |
| Refractive Index | 1.59 at 589nm (25°C) |
| Quantity | 15 mL |
| Material | Polystyrene |
| For Use With (Application) | Laser Particle Counter Calibration |
8
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) |
9
Thermo Scientific™ PHARM-TROL™ Count Precision Size Standards
Document the reproducibility of a particle counter by permitting a continuous record of its performance.
| Includes | Certificate of Calibration and Traceability to NIST |
|---|---|
| Particle Density | 1.05g/cm3 |
| Stability | Product stable for a minimum of 12 months |
| Contents | Polystyrene microspheres in water |
| Product Type | Count Control Particles |
| Color | White or Colorless |
| Refractive Index | 1.59 at 589nm (25°C) |
| Material | Polystyrene |
| Concentration | 3800 particles/mL ± 15% |
| For Use With (Application) | USP Verification |
| Size Distribution | <3% |
10
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 |
11
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 |
|---|---|
| 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 |
12
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.
| 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 |
13
Thermo Scientific™ 5000 Series 0.03μm to 0.30μm Polymer Particle Suspensions
Optimize research in light scattering, microporous filter checking, and aerosol particle generation with these 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% |
| For Use With (Application) | Aerosol Particle Generation,Dispersion,Filter Evaluation,Light Scattering,Particle Generation |
14
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.
| 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) |
15
Thermo Scientific™ Fluoro-Max Fluorescent Streptavidin-Coated Particles
Simplify the binding process with a universal binding reagent.
| Particle Density | 1.06g/cm³ |
|---|---|
| Diameter (Metric) Nominal | 0.3 μm |
| 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 |
| Diameter (Metric) Mean | 0.3 μm |
| Color | White |
| Binding Property | Streptavidin |
| Material | Polystyrene or Polystyrene with Coploymer Grafted Surface Coated with Streptavidin |
| Concentration | 1% solids |
| Dye Type | Europium Chelate |
| For Use With (Application) | Immunohistological Studies |
| Includes | Package Insert Sheet containing Certicate of Analysis |
| Additive | 0.05% Sodium Azide |
| Contents | Fluorescent red dyed polystyrene microspheres in water |
| Product Type | Fluorescent Streptavidin-Coated Particles |
| Diameter (Metric) | 0.3 μm |
| Surface Modification | Streptavidin |
| Parking Area | Biotin binding of ∼1000pmol/mg |
| Uniformity | <5% CV |