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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1
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15
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283
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1
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 |
2
Thermo Scientific™ 3000 Series Nanosphere™ Size Standards
Conveniently check the sizes of bacteria, viruses, ribosomes and sub-cellular components with these size standards.
| 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) |
3
Invitrogen™ Dynabeads™ Sheep anti-Rat IgG
The product can be used to isolate any cell from any species (except rat), depending on the specificity of the monoclonal rat IgG employed.
| Shipping Condition | Room Temperature |
|---|---|
| Target Species | All species, except rat |
| Purity or Quality Grade | Research Grade |
| Product Type | Antibody Coated Bead |
| Diameter (Metric) | 4.5 μm |
| Sample Type | PBMC, Tissue Digests, Blood |
| Output Viability | >95% |
| Cell Type | All cells from all species, except rat |
4
Invitrogen™ MagniSort™ Human pan-Monocyte Enrichment Kit
Designed for the magnetic separation of conventional CD14+ and unconventional CD16+CD14- monocytes by negative selection.
5
Molecular Probes™ Carboxyl Latex Beads, 4% w/v, 1.0 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.
6
Invitrogen™ Dynabeads™ MyOne™ CD45 Leukocyte Depletion
Dynabeads MyOne CD45 Leukocyte Depletion is a highly efficient product designed for depletion of human CD45-positive cells from whole blood, buffy coat, or peripheral blood mononuclear cells (PBMC).
| Shipping Condition | Ambient |
|---|---|
| Content And Storage | Store at 2°C to 8°C. Do not freeze. |
| Target Species | Human |
| Color | Brown |
| Material | Magnetic Polystyrene |
| Concentration | 12 mg/mL |
| For Use With (Application) | Cancer Research,Cell Analysis,Genomic Analysis,Proteomic Analysis |
| For Use With (Equipment) | KingFisher Purification Systems, DynaMag™-2 Magnet (or similar) |
| Product Type | Magnetic Beads |
| Diameter (Metric) | 1.1 μm |
| Sample Type | PBMC, Blood |
| No. of Cells | ∼2.5 x 108 PBMCs per mL of product |
| Shelf Life | 24 Months (from manufacturing date) |
| Certifications/Compliance | ISO9001 and ISO13485 |
7
Gibco™ CTS™ (Cell Therapy Systems) Dynabeads™ CD3/CD28
CTS™ Dynabeads™ CD3/CD28 are intended for ex vivo isolation, activation, and expansion of human T-cells in translational research.
8
Invitrogen™ MagniSort™ Human CD56 Positive Selection Kit
Designed for the magnetic separation of CD56+ cells by positive selection. It has been optimized for the isolation of CD56+ cells from human normal peripheral blood mononuclear cells utilizing a biotinylated Anti-human CD56 antibody and streptavidin-coated magnetic beads.
9
Invitrogen™ Dynabeads™ Biotin Binder
Dynabeads Biotin Binder contains 2.8 μm superparamagnetic beads that bind biotinylated antibodies (or other biotinylated ligands), allowing you to isolate cells from any species (e.g., human, mouse, rat, non-human primates, and cell lines).
| Shipping Condition | Room Temperature |
|---|---|
| Target Species | All species |
| Purity or Quality Grade | Research Grade |
| Product Type | Biotin Binder |
| Diameter (Metric) | 2.8 μm |
| Sample Type | PBMC, Tissue Digests, Blood |
| Output Viability | >95% |
| Cell Type | All cells from all species |
10
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. |
|---|---|
| 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 |
11
Thermo Scientific™ ChromoSphere™-T Certified Size Standards
Achieve high visual contrast with Thermo Scientific™ ChromoSphere™-T Certified Size Standards, colored polymer microspheres with NIST™-traceable diameters.
| 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. |
| Stability | Product stable for a minimum of 24 months |
| Description | Designed for use as reference or calibration materials in applications where high contrast is required. |
| Quantity | 1 g |
| Material | Polystyrene Divinylbenzene (PS-DVB) |
| Concentration | 100% solids |
| For Use With (Application) | Cleaning Evaluation,High Contrast Reference and Calibration |
| Includes | Certificate of Calibration and Traceability to NIST |
| Additive | May contain trace amount of dispersant |
| Contents | Dry dyed polystyrene (DVB) microspheres |
| Product Type | Size Standard Particles |
| Refractive Index | 1.59 at 589nm (25°C) |
| Certifications/Compliance | Certificate of Calibration and Traceability to NIST |
12
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% |
13
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% |
14
Thermo Scientific™ Validex™ Count Precision Size Standards
Validate the performance of liquid particle counters with Thermo Scientific™ Validex™ Count Precision Size Standards.
| 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 3 months |
| Description | Designed specifically for the drinking water industry to validate the performance of liquid particle counters. |
| Color | White or Colorless |
| Quantity | 500 mL |
| Material | Polystyrene |
| Concentration | 1000 particles/mL ± 10% |
| For Use With (Application) | Liquid Particle Counter Validation |
| Size Distribution | <3 |
| Includes | Certificate of Calibration and Traceability to NIST |
| Additive | Contains trace amount of surfactant |
| Contents | Polymer particles in water |
| Product Type | Count Control Particles |
| Refractive Index | 1.59 at 589nm (25°C) |
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 |