
Cell Analysis Products








Invitrogenâ„¢ XTT (2,3-Bis-(2-Methoxy-4-Nitro-5-Sulfophenyl)-2H-Tetrazolium-5-Carboxanilide)
Redox-based viability probe
Invitrogenâ„¢ eBioscienceâ„¢ Foxp3 / Transcription Factor Staining Buffer Set
Formulated and optimized for staining with antibodies against transcription factors and nuclear proteins (e.g. Foxp3 and Ki-67), cytokines and chemokines
Invitrogenâ„¢ PrestoBlueâ„¢ and PrestoBlueâ„¢ HS Cell Viability Reagents
Monitor cell proliferation and viability with the resazurin-based PrestoBlue and PrestoBlue HS cell viability reagents. These nontoxic and cell permeable reagents quantitatively measure cell viability in as little as 10 minutes using absorbance- or fluorescence-based microplate readers.
Content And Storage | Store at 2°C to 8°C and protect from light. |
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Form | Liquid |
Product Type | Cell Viability Reagent |
For Use With (Equipment) | Microplate Reader,Spectrophotometer,HTS Reader |
For Use With (Application) | Viability Assay |
Product Line | PrestoBlue |
Detection Method | Colorimetric, Fluorescence |
Thermo Scientificâ„¢ 3000 Series Nanosphereâ„¢ Size Standards
Conveniently check the sizes of bacteria, viruses, ribosomes and sub-cellular components with these size standards.
Particle Density | 1.05g/cm³ |
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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) |
Thermo Scientificâ„¢ SURF-CALâ„¢ Particle Size Standards
Simplify the preparation of calibration wafers with these particle size standards.
Includes | Certificate of Calibration and Traceability to NIST |
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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 | None |
Stability | Product stable for a minimum of 12 months |
Contents | Polystyrene microspheres in deionized, filtered water |
Product Type | Size Standard Particles |
Refractive Index | 1.59 at 589nm (25°C) |
Quantity | 50 mL |
Material | Polystyrene |
For Use With (Application) | SSIS Calibration and Maintenance |
Thermo Scientificâ„¢ 8000 Series Silica Particle Size Standards
Provide greater durability and chemical stability when using solvents with these monodisperse silica microspheres used in instrument calibration and as spacers.
Product Type | Silica Particle Size Standard |
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Thermo Scientificâ„¢ COUNT-CALâ„¢ Count Precision Size Standards
Minimize contamination by eliminating the need for serial dilutions and extensive sample handling with Thermo Scientificâ„¢ COUNT-CALâ„¢ Count Precision Size Standards.
Includes | Certificate of Calibration and Traceability to NIST, Particle Counting Protocol |
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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% |
Thermo Scientificâ„¢ Fluoro-Max Green Particulate Marker Particles
Effectively mark the risk zone in evaluating regional ischemia with Thermo Scientificâ„¢ Fluoro-Max Green Particulate Marker Particles.
Particle Density | 1.05g/cm³ |
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Diameter (Metric) Nominal | 1 to 10 μm |
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 |
Diameter (Metric) Mean | 1 to 10 μm |
Color | Green |
Material | Polystyrene Divinylbenzene (PS-DVB) |
Dye Type | Firefliâ„¢ Fluorescent Green (360/530nm) |
Includes | Material Safety Data Sheet (MSDS) |
Additive | May contain trace amount of dispersant |
Contents | Dry dyed polystyrene divinylbenzene microspheres |
Product Type | Marker Particle |
Diameter (Metric) | 1 to 10 μm |
Refractive Index | 1.59 at 589nm (25°C) |
Thermo Scientific™ 5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions
Meet the need for particulate materials with a variety of particle sizes and properties.
Includes | General product handling insert sheet |
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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 |
Thermo Scientificâ„¢ 7000 Series Copolymer Microsphere Suspensions
Meet the need for particulate materials with a variety of particle sizes and properties with Thermo Scientificâ„¢ 7000 Series Copolymer Microsphere Suspensions.
Includes | General product handling insert sheet |
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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 |
Thermo Scientificâ„¢ Fluoro-Max Fluorescent Streptavidin-Coated Particles
Simplify the binding process with a universal binding reagent.
Particle Density | 1.06g/cm³ |
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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 |
Thermo Scientificâ„¢ Fluoro-Maxâ„¢ Fluorescent Carboxylate-Modified Particles
Lower detection limits of fluorescent assays by limiting background interference from relatively short-lived matrix fluorescence.
Particle Density | 1.06g/cm³ |
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Content And Storage | Unless otherwise stated, refrigerate (2° to 8°C) product when not in use but do not freeze. Shipment at ambient temperature. Store upright and keep bottle tightly sealed. Mix product with gentle inversion by hand or vortex mixer. |
Stability | Product stable for a minimum of 36 months |
Color | White |
Binding Property | Carboxylate-modified |
Material | Polystyrene or Polystyrene with Coploymer Grafted Surface |
Concentration | 1% solids |
Dye Type | Europium Chelate |
Includes | Package Insert Sheet containing Certicate of Analysis |
Additive | 0.05% Sodium Azide |
Contents | Fluorescent red dyed polystyrene microspheres in water |
Product Type | Fluroescent Carboxylate-Modified Particle |
Surface Modification | Carboxylate-Modified |
Uniformity | <5% CV |
Thermo Scientificâ„¢ 4D Series Dry Microsphere Size Standards
Calibrate airborne optical particle counters to comply with ISO 21501-4 with Thermo Scientificâ„¢ 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 |
Invitrogenâ„¢ Attuneâ„¢ Xenithâ„¢ 200-nm Primary Focus Fluid Filter
This focusing fluid filter reduces background in your Attune Xenith Flow Cytometer by filtering contaminants over 200nm in size out of the focusing fluid as it enters the instrument.
Invitrogenâ„¢ Attuneâ„¢ NxT Shutdown Bottle
This is a 175 mL replacement bottle for shutdown solution for the Attuneâ„¢ NxT Acoustic Focusing Cytometer.