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.
Thermo Scientific (20)
Blue (1)
Red (2)
White (6)
White or Colorless (42)
Polystyrene (45)
Polystyrene Divinylbenzene (PS-DVB) (6)
0.100 μm (1)
0.14 μm (1)
0.3 μm (1)
0.35 μm (1)
0.5 μm (1)
0.6 μm (1)
1.0 μm (4)
1.5 μm (1)
10 μm (3)
10.00 ±0.08 μm (1)
100 nm (1)
15 μm (1)
150 nm (1)
2 μm (2)
200 nm (2)
220 nm (1)
240 nm (1)
25 μm (4)
269 nm (1)
3 μm (2)
3.0 μm (1)
3.2 μm (1)
30 nm (1)
300 nm (1)
350 nm (1)
40 nm (1)
400 nm (1)
5 μm (2)
5.0 μm (1)
50 μm (2)
50 nm (1)
50.2 ±0.3 μm (1)
60 nm (1)
7 μm (1)
700 nm (1)
80 nm (1)
800 nm (1)
90 nm (1)
Products (51)
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4D Series Dry Microsphere Size Standards, 10μm4D Series Dry Microsphere Size Standards, 10μm
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
4D Series Dry Microsphere Size Standards, 3μm4D Series Dry Microsphere Size Standards, 3μm
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 3.2μm5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 3.2μm
—White or ColorlessPolystyreneEach
5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 1.5μm5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 1.5μm
—White or ColorlessPolystyreneEach
5000 Series 0.03μm to 0.30μm Polymer Particle Suspensions, 0.14μm5000 Series 0.03μm to 0.30μm Polymer Particle Suspensions, 0.14μm
—White or ColorlessPolystyreneEach
SURF-CAL&trade; Particle Size Standards, 0.100&mu;m certified peak dia., 3 x 10<sup>10</sup> particles/mL, Certified peak dia.: 0.100&mu;m; Particles/mL: 3 x 10<sup>8</sup>SURF-CAL™ Particle Size Standards, 0.100μm certified peak dia., 3 x 1010 particles/mL, Certified peak dia.: 0.100μm; Particles/mL: 3 x 108
—White or ColorlessPolystyreneEach
Dri-Cal&trade; Particle Size Standards, 49.4&mu;m &plusmn; 1.6&mu;m, 49.4&mu;m &plusmn; 1.6&mu;m, &sigma; = 3.5&mu;m, 7.1% CVDri-Cal™ Particle Size Standards, 49.4μm ± 1.6μm, 49.4μm ± 1.6μm, σ = 3.5μm, 7.1% CV
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
Dri-Cal&trade; Particle Size Standards, 24.8 &plusmn; 1.2&mu;m, 24.8&mu;m &plusmn; 1.2&mu;m, &sigma; = 2.5&mu;m, 10% CVDri-Cal™ Particle Size Standards, 24.8 ± 1.2μm, 24.8μm ± 1.2μm, σ = 2.5μm, 10% CV
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
Dri-Cal&trade; Particle Size Standards, 16.2&mu;m &plusmn; 1.0&mu;m, 16.2um +/- 1.0um, sigma = 1.8um, 11% CVDri-Cal™ Particle Size Standards, 16.2μm ± 1.0μm, 16.2um +/- 1.0um, sigma = 1.8um, 11% CV
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
Dri-Cal&trade; Particle Size Standards, 5.3&mu;m &plusmn; 0.3&mu;m, 5.3&mu;m &plusmn; 0.3&mu;m, &sigma; = 0.6&mu;m, 11% CVDri-Cal™ Particle Size Standards, 5.3μm ± 0.3μm, 5.3μm ± 0.3μm, σ = 0.6μm, 11% CV
—WhitePolystyrene Divinylbenzene (PS-DVB)Each
3K/4K Series Particle Counter Standards, 25&mu;m, Dia.: 24.61&mu;m &plusmn; 0.22&mu;m, &sigma; = 0.27&mu;m, 1.1% CV3K/4K Series Particle Counter Standards, 25μm, Dia.: 24.61μm ± 0.22μm, σ = 0.27μm, 1.1% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 10.00&mu;m &plusmn; 0.08&mu;m, Dia.: 10.00&mu;m &plusmn; 0.08&mu;m, &sigma; = 0.09&mu;m, 0.9% CV3K/4K Series Particle Counter Standards, 10.00μm ± 0.08μm, Dia.: 10.00μm ± 0.08μm, σ = 0.09μm, 0.9% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 5.0&mu;m, Dia.: 4.993&mu;m &plusmn; 0.040&mu;m, &sigma; = 0.05&mu;m, 1.0% CV3K/4K Series Particle Counter Standards, 5.0μm, Dia.: 4.993μm ± 0.040μm, σ = 0.05μm, 1.0% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, &gt;1.0&mu;m3K/4K Series Particle Counter Standards, >1.0μm
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 0.6&mu;m, Dia.: 0.600&mu;m &plusmn; 0.009&mu;m, &sigma; = 0.010&mu;m, 1.7% CV3K/4K Series Particle Counter Standards, 0.6μm, Dia.: 0.600μm ± 0.009μm, σ = 0.010μm, 1.7% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 0.5&mu;m, Dia.: 0.498&mu;m &plusmn; 0.009&mu;m, &sigma; = 0.0079&mu;m, 1.6% CV3K/4K Series Particle Counter Standards, 0.5μm, Dia.: 0.498μm ± 0.009μm, σ = 0.0079μm, 1.6% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 0.350 &plusmn; 0.006&mu;m, Dia.: 0.350&mu;m &plusmn; 0.006&mu;m, &sigma; = 0.0053&mu;m, 1.5% CV3K/4K Series Particle Counter Standards, 0.350 ± 0.006μm, Dia.: 0.350μm ± 0.006μm, σ = 0.0053μm, 1.5% CV
—White or ColorlessPolystyreneEach
3K/4K Series Particle Counter Standards, 0.3&mu;m, Dia.: 0.296&mu;m &plusmn; 0.006&mu;m, &sigma; = 0.0053&mu;m, 1.8% CV3K/4K Series Particle Counter Standards, 0.3μm, Dia.: 0.296μm ± 0.006μm, σ = 0.0053μm, 1.8% CV
—White or ColorlessPolystyreneEach
COUNT-CAL&trade; Count Precision Size Standards, 50&mu;m, 50.2&mu;m &plusmn; 0.3&mu;m, &sigma; = 0.5&mu;m, 1.0% CVCOUNT-CAL™ Count Precision Size Standards, 50μm, 50.2μm ± 0.3μm, σ = 0.5μm, 1.0% CV
—White or ColorlessPolystyrenePack
COUNT-CAL&trade; Count Precision Size Standards, 24.61&mu;m &plusmn; 0.22&mu;m, 24.61&mu;m &plusmn; 0.22&mu;m, &sigma; = 0.27&mu;m, 1.1% CVCOUNT-CAL™ Count Precision Size Standards, 24.61μm ± 0.22μm, 24.61μm ± 0.22μm, σ = 0.27μm, 1.1% CV
—White or ColorlessPolystyrenePack
COUNT-CAL&trade; Count Precision Size Standards, 10&mu;m, 10.00&mu;m &plusmn; 0.08&mu;m, &sigma; = 0.09&mu;m, 0.9% CVCOUNT-CAL™ Count Precision Size Standards, 10μm, 10.00μm ± 0.08μm, σ = 0.09μm, 0.9% CV
—White or ColorlessPolystyrenePack
4000 Series Monosized Particles, 50.2&mu;m &plusmn;0.3&mu;m dia.4000 Series Monosized Particles, 50.2μm ±0.3μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 24.61&mu;m &plusmn;0.22&mu;m dia.4000 Series Monosized Particles, 24.61μm ±0.22μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 10.00&mu;m &plusmn;0.08&mu;m dia.4000 Series Monosized Particles, 10.00μm ±0.08μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 6.982&mu;m &plusmn;0.045&mu;m dia.4000 Series Monosized Particles, 6.982μm ±0.045μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 3.002&mu;m &plusmn;0.019&mu;m dia.4000 Series Monosized Particles, 3.002μm ±0.019μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 1.999&mu;m &plusmn;0.020&mu;m dia.4000 Series Monosized Particles, 1.999μm ±0.020μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 1.019&mu;m &plusmn;0.050&mu;m dia.4000 Series Monosized Particles, 1.019μm ±0.050μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 0.994&mu;m &plusmn;0.010&mu;m dia.4000 Series Monosized Particles, 0.994μm ±0.010μm dia.
—White or ColorlessPolystyreneEach
4000 Series Monosized Particles, 4.993&mu;m &plusmn;0.040&mu;m dia.4000 Series Monosized Particles, 4.993μm ±0.040μm dia.
—White or ColorlessPolystyreneEach
4D Series Dry Microsphere Size Standards, 10μm 
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...
4D Series Dry Microsphere Size Standards, 3μm 
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...
5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 3.2μm 
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.
5000 Series 1.0μm to 3.2μm Polymer Particle Suspensions, 1.5μm Thermo Fisher Scientific
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.
5000 Series 0.03μm to 0.30μm Polymer Particle Suspensions, 0.14μm 
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...
SURF-CAL™ Particle Size Standards, 0.100μm certified peak dia., 3 x 1010 particles/mL, Certified peak dia.: 0.100μm; Particles/mL: 3 x 108 
Simplify the preparation of calibration wafers with Thermo Scientific™ SURF-CAL™ Particle Size Standards, for calibration and maintenance of Scanning Surface Inspection Systems (SSIS). Available particle sizes correspond to the calibration point sizes required by instrument manufacturers.
Dri-Cal™ Particle Size Standards, 49.4μm ± 1.6μm, 49.4μm ± 1.6μm, σ = 3.5μm, 7.1% CV 
Use Thermo Scientific™ Dri-Cal™ Particle Size Standards for calibrating particle sizing and counting instruments that require dry particles.
Dri-Cal™ Particle Size Standards, 24.8 ± 1.2μm, 24.8μm ± 1.2μm, σ = 2.5μm, 10% CV 
Use Thermo Scientific™ Dri-Cal™ Particle Size Standards for calibrating particle sizing and counting instruments that require dry particles.
Dri-Cal™ Particle Size Standards, 16.2μm ± 1.0μm, 16.2um +/- 1.0um, sigma = 1.8um, 11% CV 
Use Thermo Scientific™ Dri-Cal™ Particle Size Standards for calibrating particle sizing and counting instruments that require dry particles.
Dri-Cal™ Particle Size Standards, 5.3μm ± 0.3μm, 5.3μm ± 0.3μm, σ = 0.6μm, 11% CV 
Use Thermo Scientific™ Dri-Cal™ Particle Size Standards for calibrating particle sizing and counting instruments that require dry particles.
3K/4K Series Particle Counter Standards, 25μm, Dia.: 24.61μm ± 0.22μm, σ = 0.27μm, 1.1% CV 
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...
3K/4K Series Particle Counter Standards, 10.00μm ± 0.08μm, Dia.: 10.00μm ± 0.08μm, σ = 0.09μm, 0.9% CV Thermo Fisher Scientific
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...
3K/4K Series Particle Counter Standards, 5.0μm, Dia.: 4.993μm ± 0.040μm, σ = 0.05μm, 1.0% CV 
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...
3K/4K Series Particle Counter Standards, >1.0μm Thermo Fisher Scientific
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...
3K/4K Series Particle Counter Standards, 0.6μm, Dia.: 0.600μm ± 0.009μm, σ = 0.010μm, 1.7% CV Thermo Fisher Scientific
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...
3K/4K Series Particle Counter Standards, 0.5μm, Dia.: 0.498μm ± 0.009μm, σ = 0.0079μm, 1.6% CV 
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...
3K/4K Series Particle Counter Standards, 0.350 ± 0.006μm, Dia.: 0.350μm ± 0.006μm, σ = 0.0053μm, 1.5% CV Thermo Fisher Scientific
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...
3K/4K Series Particle Counter Standards, 0.3μm, Dia.: 0.296μm ± 0.006μm, σ = 0.0053μm, 1.8% CV Thermo Fisher Scientific
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...
COUNT-CAL™ Count Precision Size Standards, 50μm, 50.2μm ± 0.3μm, σ = 0.5μm, 1.0% CV Thermo Fisher Scientific
Minimize contamination by eliminating the need for serial dilutions and extensive sample handling with Thermo Scientific™ COUNT-CAL™ Count Precision Size Standards, a cost-effective, convenient and easy to use product for validating liquid particle counters.
COUNT-CAL™ Count Precision Size Standards, 24.61μm ± 0.22μm, 24.61μm ± 0.22μm, σ = 0.27μm, 1.1% CV Thermo Fisher Scientific
Minimize contamination by eliminating the need for serial dilutions and extensive sample handling with Thermo Scientific™ COUNT-CAL™ Count Precision Size Standards, a cost-effective, convenient and easy to use product for validating liquid particle counters.
COUNT-CAL™ Count Precision Size Standards, 10μm, 10.00μm ± 0.08μm, σ = 0.09μm, 0.9% CV Thermo Fisher Scientific
Minimize contamination by eliminating the need for serial dilutions and extensive sample handling with Thermo Scientific™ COUNT-CAL™ Count Precision Size Standards, a cost-effective, convenient and easy to use product for validating liquid particle counters.
4000 Series Monosized Particles, 50.2μm ±0.3μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 24.61μm ±0.22μm dia. 
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.
4000 Series Monosized Particles, 10.00μm ±0.08μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 6.982μm ±0.045μm dia. 
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.
4000 Series Monosized Particles, 3.002μm ±0.019μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 1.999μm ±0.020μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 1.019μm ±0.050μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 0.994μm ±0.010μm dia. Thermo Scientific
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.
4000 Series Monosized Particles, 4.993μm ±0.040μm dia. 
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.
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