PS70UM 70 μm Polystyrene Beads 5%

70 μm Polystyrene Beads

PS70UM Polystyrene Beads are 70 μm polystyrene microspheres supplied as a suspension with 5% solid content.

These micron-sized PS beads provide a defined particle platform for filtration research, particle counting, particle transport studies, sedimentation research, porous media studies and analytical method development.

PS70UM is available in 10 mL, 20 mL, 100 mL and 1000 mL package sizes.

Key Features

• 70 μm polystyrene beads

• 5% solid content

• Micron-sized polystyrene microspheres

• Defined 70 μm particle size

• Suitable for filtration studies

• Suitable for particle transport research

• Suitable for sedimentation studies

• Suitable for model particle experiments

• Multiple package sizes available

Technical Specifications

Applications of 70 μm Polystyrene Beads

PS70UM 70 μm Polystyrene Beads can be evaluated for:

• Filtration and membrane research

• Particle retention studies

• Particle counting research

• Particle transport studies

• Sedimentation research

• Porous media research

• Instrument testing

• Analytical method development

• Particle-surface interaction studies

• Model particle experiments

70 μm Polystyrene Beads for Filtration Research

The 70 μm particle size makes PS70UM suitable as a model particle for compatible filtration and membrane experiments.

Potential research areas include:

• Filter performance studies

• Particle retention

• Membrane evaluation

• Filtration efficiency

• Particle breakthrough

• Filter media research

The appropriate particle size should be selected according to the pore size and experimental design of the filtration system.

70 μm Polystyrene Microspheres for Particle Counting

PS70UM provides defined 70 μm polystyrene microspheres for compatible particle counting and detection studies.

Potential applications include:

• Particle detection

• Particle counting

• Instrument response studies

• Optical particle analysis

• Analytical method development

For applications requiring certified or traceable calibration values, an appropriately certified reference material should be selected.

70 μm Polystyrene Beads for Particle Transport Studies

PS70UM can be evaluated as a model particle in studies investigating the transport and retention of micron-sized particles.

Potential applications include:

• Porous media transport

• Particle migration

• Particle deposition

• Membrane transport

• Filter penetration

• Particle retention

70 μm Polystyrene Beads for Sedimentation Studies

At 70 μm, particle settling is an important consideration in suspension-based experiments.

PS70UM can be evaluated for research involving:

• Sedimentation behavior

• Particle settling

• Resuspension behavior

• Suspension stability

• Fluid-particle interactions

• Size-dependent settling behavior

70 μm Polystyrene Beads for Particle Retention Studies

PS70UM provides a defined particle size for studying the interaction of micron-sized particles with filtration and separation systems.

The 70 μm beads can be evaluated with compatible filters, membranes, porous materials, separation media and experimental flow systems.

70 μm Polystyrene Beads for Porous Media Research

Defined-size polymer microspheres can serve as model particles in porous media experiments.

PS70UM can be evaluated for studying particle transport, deposition and retention in porous materials under controlled experimental conditions.

70 μm Polystyrene Beads as Model Particles

PS70UM provides a nominal 70 μm particle diameter for controlled model-particle studies.

Potential research topics include:

• Particle transport

• Sedimentation

• Particle retention

• Particle-surface interactions

• Suspension behavior

• Size-dependent particle behavior

5% Solid Content Polystyrene Microspheres

PS70UM is supplied at 5% solid content.

The suspension can be diluted according to the required working concentration.

For larger micron-sized particles, researchers should consider settling behavior and maintain appropriate mixing or resuspension during experimental preparation.

70 μm Polystyrene Beads for Materials Research

PS70UM can be evaluated in compatible materials science studies involving defined polymer particles.

Potential applications include:

• Polymer particle research

• Particle-interface studies

• Porous materials research

• Filtration materials evaluation

• Particle deposition studies

• Surface interaction research

Why Choose 70 μm Polystyrene Beads?

PS70UM combines:

• 70 μm nominal particle size

• 5% solid content

• Polystyrene material

• Defined micron-sized particle format

• Multiple package sizes

It provides a practical particle platform for filtration, transport, sedimentation and analytical research.

Available Package Sizes

PS70UM 70 μm Polystyrene Beads are available in:

• 10 mL

• 20 mL

• 100 mL

• 1000 mL

Handling Recommendations

• Resuspend thoroughly before use.

• Maintain adequate mixing during experimental preparation.

• Consider settling of 70 μm particles during prolonged experiments.

• Avoid contamination during handling.

• Use clean laboratory equipment for transfer and dilution.

• Store according to applicable product documentation.

Frequently Asked Questions (FAQ)

What is PS70UM?

PS70UM is a 70 μm Polystyrene Beads product supplied as a microsphere suspension with 5% solid content.

What is the particle size of PS70UM?

The nominal particle diameter is 70 μm.

What is the solid content of PS70UM?

PS70UM is supplied at 5% solid content.

What material are PS70UM beads made from?

The microspheres are made from polystyrene (PS).

What are 70 μm Polystyrene Beads used for?

They can be evaluated for filtration research, particle counting, particle transport, sedimentation studies, porous media research and analytical method development.

Can PS70UM be used for filtration studies?

Yes. 70 μm polystyrene beads can be evaluated as model particles in compatible filtration, membrane and particle-retention studies.

Can PS70UM be used for porous media research?

Yes. They can be evaluated in compatible studies investigating particle transport, deposition and retention through porous materials.

Can PS70UM be used as a calibration standard?

PS70UM can be evaluated as a defined-size model particle. Applications requiring certified or traceable calibration values should use an appropriately certified reference standard.

Do 70 μm Polystyrene Beads settle?

Yes. Particles of this size can settle over time, so thorough resuspension before use and appropriate mixing during experiments are recommended.

Can PS70UM be diluted?

Yes. The 5% solid content suspension can be diluted according to experimental requirements.

What package sizes are available?

PS70UM is available in 10 mL, 20 mL, 100 mL and 1000 mL packages.