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Microspheres

Microspheres

Microspheres are small spherical particles with surface modification for specialized applications, such as calibrations, labeling, flow cytometry, assaying, and more. These products are available in a range of compositions, sizes, and colors.
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Achieve high visual contrast with Thermo Scientific™ ChromoSphere™-T Certified Size Standards, colored polymer microspheres with NIST™-traceable diameters. These reference and calibration materials are used in the testing of filtration systems, vial cleaning evaluations, contamination control...
Achieve improved sensitivity and detectability in analytical methods with Thermo Scientific™ Fluoro-Max Blue Aqueous Fluorescent Particles, internally dyed microsphere suspensions that feature bright, high-contrast colors.
Calibrate airborne optical particle counters (OPC) to comply with ISO 21501-4 regulations with the Thermo Scientific™ 4D Series Dry Microsphere Size Standards. Ideal for instrument manufacturers, as well as QA/QC managers in pharmaceutical, biotech and electronics manufacturing, these microsphere...
Minimize response of analytic systems to shape effects with Thermo Scientific™ 4000 Series Monosized Particles, excellent for use with any application that requires a NIST™ traceable size standard with a very narrow standard deviation.
Conveniently check the sizes of bacteria, viruses, ribosomes and sub-cellular components with Thermo Scientific™ 3000 Series Nanosphere™ Size Standards, excellent for use with any application that requires a NIST™ traceable size standard with a very narrow standard deviation.
Excellent for coupling oligos or proteins directly to beads. Their cauliflower-like structure gives Sera-Mag beads high binding capacity. The carboxyl groups on these single shell magnetite beads can be activated by standard EDC/EDAC chemistry to react with free amino groups, forming amide bonds.
Document the reproducibility of a particle counter by permitting a continuous record of its performance with Thermo Scientific™ PHARM-TROL™ Count Precision Size Standards, ready-to-use precision standards designed for regular use in liquid particle counters for USP <788> and <789> verification.
Analyze wide size range materials through laser diffraction or other methods with Thermo Scientific™ Duke Standards™ 2000 Series Uniform Polymer Particles, NIST™ traceable polystyrene DVB particles with wider size distributions that mimic real world particles and work better on laser...
Improve sensitivity and detectability for analytical methods with Thermo Scientific™ Fluoro-Max Green and Red Dry Fluorescent Particles, polymer particles that are internally dyed and feature bright, distinct colors.
Effectively mark the risk zone in evaluating regional ischemia with Thermo Scientific™ Fluoro-Max Green Particulate Marker Particles, brilliant yellow-green particles that lodge in the capillaries. Easily seen under fluorescent illumination, these particles are made of polymer containing a...
Meet the need for particulate materials with a variety of particle sizes and properties with Thermo Scientific™ 5000 Series Polymer Particle Suspensions, of special interest for research in light scattering, microporous filter checking and aerosol particle generation.
Meet the need for particulate materials with a variety of particle sizes and properties with Thermo Scientific™ 5000 Series Polymer Particle Suspensions, of special interest for research in light scattering, microporous filter checking and aerosol particle generation.
Optimize research in light scattering, microporous filter checking, and aerosol particle generation with Thermo Scientific™ 5000 Series 0.03μm to 0.30μm Polymer Particle Suspensions. These particles are designed to meet the need for particulate materials with a variety of particle sizes and...
Lower detection limits of fluorescent assays by limiting background interference from relatively short-lived matrix fluorescence with Thermo Scientific™ Fluoro-Max Fluorescent Carboxylate-Modified Particles.
Ensure accurate and convenient calibration of laser particle counters with Thermo Scientific™ 3K/4K Series Particle Counter Standards. Compared with our 3000 and 4000 Series products, this product line is precisely diluted for immediate use in laser particle counters with minimal time-consuming...
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