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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Invitrogen™ FluoSpheres™ Carboxylate-Modified Microspheres

Achieve the brightest fluorescence with Carboxylate-Modified FluoSphere Microspheres, available in different colors and particle sizes.

Prix et disponibilité
Spécifications

Type de produit	Carboxylate-Modified Microsphere
Matériau	Polystyrene
Modification de surface	Carboxylate
Gamme de produits	FLUOSPHERES™
À utiliser avec (application)	Fluorescence Microscopy

Thermo Scientific™ 9000 Series Glass Particle Standards

Replace polystyrene spheres in many applications with dry glass NIST™-traceable size standards.

Prix et disponibilité
Spécifications

Couleur	White
Stabilité	Product stable for a minimum of 24 months
Type de produit	Size Standard Particles
Additif	None
Quantité	1 g
À utiliser avec (application)	Narrow Size Standard Deviation Applications
Contenu et stockage	Store at room temperature. Keep bottle tightly sealed to avoid contamination.

Thermo Scientific™ 4000 Series Monosized Particles

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

Prix et disponibilité
Spécifications

Densité des particules	1.05g/cm³
Couleur	White or Colorless
Certifications/Conformité	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.
Stabilité	Product stable for a minimum of 24 months
Description	NIST traceable particles that provide calibration of laser particle counters
Type de produit	Size Standard Particles
Matériau	Polystyrene
Comprend	Certificate of Calibration and Traceability to NIST
À utiliser avec (application)	Narrow Size Standard Deviation Applications

Molecular Probes™ CML Latex Beads, 4% 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.

Prix et disponibilité

Thermo Scientific™ Fluoro-Max Dyed Blue Aqueous Fluorescent Particles

Achieve improved sensitivity and detectability in analytical methods with internally dyed microspheres that feature bright, high-contrast colors.

Prix et disponibilité
Spécifications

Densité des particules	1.05g/cm³
Couleur	Blue
Stabilité	Product stable for a minimum of 24 months
Type de produit	Fluorescent Particle
Matériau	Polystyrene
Contenu	Dyed polystyrene microspheres in water
Additif	Trace amounts of surfactant to inhibit agglomeration and promote stability
Indice de réfraction	1.59 at 589nm (25°C)
Comprend	Package Insert Sheet
Type de colorant	Firefli Fluorescent Blue (365,388,412/ 445,445,473)
Contenu et stockage	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.

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.

Prix et disponibilité
Spécifications

Couleur	White or Colorless
Description	NIST traceable particles that provide calibration of laser particle counters
Type de produit	Count Control Particles
Matériau	Polystyrene
Contenu	Polymer particles in water
Additif	Contains trace amount of surfactant to inhibit agglomeration and promote stability
Indice de réfraction	1.59 at 589nm (25°C)
Quantité	15 mL
Comprend	Certificate of Calibration and Traceability to NIST
À utiliser avec (application)	Laser Particle Counter Calibration

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.

Prix et disponibilité
Spécifications

Densité des particules	1.05g/cm3
Couleur	White or Colorless
Stabilité	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.
Type de produit	Polymer Particle Suspensions
Matériau	Polystyrene
Additif	Contains trace amount of surfactant to inhibit agglomeration and promote stability
Indice de réfraction	1.59 at 589nm (25°C)
Comprend	General product handling insert sheet
Concentration	10%
À utiliser avec (application)	Aerosol Particle Generation,Dispersion,Filter Evaluation,Light Scattering,Particle Generation
Contenu et stockage	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.

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.

Prix et disponibilité

Thermo Scientific™ Ezy-Cal™ Count Precision Size Standards

Meet the unique and demanding requirements of the contamination control laboratory in modern industries.

Prix et disponibilité
Spécifications

Couleur	White or Colorless
Stabilité	Product stable for a minimum of three months
Type de produit	Count Control Particles
Matériau	Polystyrene
Contenu	Polystyrene microspheres in water
Indice de réfraction	1.59 at 589nm (25°C)
Quantité	100 mL
Concentration	2000 particles/mL ± 10%
À utiliser avec (application)	Liquid Particle Counter Calibration

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.

Prix et disponibilité
Spécifications

Couleur	White or Colorless
Certifications/Conformité	Certificate of Calibration and Traceability to NIST
Stabilité	Product stable for a minimum of six months
Description	Products provide a precise method for calibrating or checking the performance of laser particle counters
Type de produit	Count Control Particles
Matériau	Polystyrene
Contenu	Polystyrene microspheres in water
Indice de réfraction	1.59 at 589nm (25°C)
Quantité	6 x 25 mL
Comprend	Certificate of Calibration and Traceability to NIST, Particle Counting Protocol
Distribution des tailles	<3%
Concentration	3000 particles/mL ± 10%
À utiliser avec (application)	Liquid Particle Counter Validation,USP Verification

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

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

Prix et disponibilité

Molecular Probes™ Amidine 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.

Prix et disponibilité

Invitrogen™ Dynabeads™ MyOne™ Streptavidin C1

Dynabeads MyOne Streptavidin C1 beads are 1-μm monosized, monodispersed, superparamagnetic beads covalently coupled to streptavidin.

Prix et disponibilité
Spécifications

Certifications/Conformité	ISO9001 and ISO13485
À utiliser avec (équipement)	KingFisher™ Sample Purification System, DynaMag™ magnets
Description	Recombinant streptavidin covalently coupled to Dynabeads
Technologie d’isolement	Magnetic Beads
Type de produit	Streptavidin Magnetic Beads
Matériau	Magnetic Polystyrene
Type d’échantillon	Any Sample Type
Diamètre (métrique)	1 μm
Concentration	10 mg/mL
Conservateur	0.09% NaN₃
Conditions d’expédition	Ambient Temperature
Fonctionnalité de surface	Carboxylic Acid, Hydrophilic
À utiliser avec (application)	Capture of Biotinylated Targets
Contenu et stockage	Dynabeads MyOne Streptavidin C1 are supplied in PBS, pH 7.4, with 0.01% Tween-20 and 0.09% NaN₃. Store at 2–8°C.
Propriété de liaison	>2,500 pmoles free biotin/mg beads
État réglementaire	For Research Use Only
Compatibilité à haut débit	Yes
Couleur	Brown
Format	Beads in suspension
Type de ligand	Streptavidin
Distribution des tailles	CV <5%
Durée de conservation	36 months from date of manufacture

Applied Biosystems™ Dynabeads™ anti-E. coli O157

Dynabeads E. coli anti-O157 is a tool for better sample preparation and improved cell culture and immuno-based assays for E. coli O157:H7 in food, feces, water and other environmental samples.

Prix et disponibilité
Spécifications

À utiliser avec (équipement)	Dynabeads™ MPC™, KingFisher mL Food Protection Purification System, DynaMag™-2
Technologie d’isolement	Immunomagnetic Separation
Type de produit	Anti-E.coli O157 Bead
Gamme de produits	Dynabeads™
Échelle de préparation	Small Volume Microbial Samples
Conditions d’expédition	Room Temperature

Invitrogen™ Dynabeads™ M-280 Streptavidin

Dynabeads M-280 Streptavidin beads are 2.8-μm monosized, monodispersed, superparamagnetic, and hydrophobic beads covalently coupled to streptavidin.

Prix et disponibilité
Spécifications

Certifications/Conformité	ISO9001 and ISO13485
À utiliser avec (équipement)	KingFisher™ Sample Purification System, DynaMag™ magnets
Type de produit	Streptavidin Magnetic Beads
Matériau	Magnetic Polystyrene
Type d’échantillon	Any Sample Type
Diamètre (métrique)	2.8 μm
Concentration	10 mg/mL
Uniformité	Monosized 2.8 μm (CV <5%)
Conditions d’expédition	Ambient Temperature
Fonctionnalité de surface	Tosylactivated, Hydrophobic
À utiliser avec (application)	Capture of Biotinylated Targets
Propriété de liaison	650-900 pmoles/mg beads
État réglementaire	For Research Use Only
Compatibilité à haut débit	High-throughput Compatible
Couleur	Brown
Format	Beads in suspension
Type de ligand	Streptavidin
Gamme de produits	Dynabeads™
Durée de conservation	36 months from date of manufacture

Microspheres

Microspheres

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