Polystyrene (PS), MW 100,000 is a synthetic aromatic polymer supplied for analytical, polymer science, and materials research applications. With a narrow molecular weight distribution and low polydispersity, this material is commonly used as a reference standard for polymer characterization, molecular weight determination, and chromatographic calibration studies.
Synonyms and related names: Polystyrene, PS, polystyrene standard, analytical polystyrene standard, styrene polymer.
This product is designated as an analytical standard and features a low polydispersity index (PDI) of approximately 1.06. Narrow-distribution polystyrene standards are widely used in gel permeation chromatography (GPC), size exclusion chromatography (SEC), polymer analysis, and materials characterization workflows.
Researchers utilize polystyrene standards to support molecular weight determination, instrument calibration, method development, and polymer performance studies.
Key Properties
- Polystyrene analytical standard
- Nominal molecular weight: 100,000
- Low polydispersity index (PDI): ~1.06
- Narrow molecular weight distribution
- Suitable for polymer characterization applications
- Commonly used in GPC and SEC workflows
Applications
Gel Permeation Chromatography (GPC)
Polystyrene standards are widely used for calibration and performance verification in gel permeation chromatography systems used for polymer molecular weight analysis.
Size Exclusion Chromatography (SEC)
The material may be used as a reference standard in SEC applications involving polymer characterization and comparative molecular weight measurements.
Polymer Characterization
Researchers use narrow-distribution polystyrene standards to evaluate molecular weight distributions, validate analytical methods, and support polymer research workflows.
Method Development & Validation
This analytical standard is useful for chromatography method development, instrument qualification, and analytical procedure optimization.
Materials Science Research
Polystyrene standards are frequently incorporated into polymer science and materials characterization studies requiring well-defined molecular weight references.
Material Characteristics
- Synthetic aromatic polymer
- Well-characterized molecular weight standard
- Narrow molecular weight distribution
- Useful for analytical calibration applications
- Suitable for comparative polymer analysis
Analytical performance depends on instrument configuration, calibration methodology, solvent system, detector selection, and experimental conditions.
Analytical Considerations
- Use appropriate calibration procedures for the analytical technique
- Verify compatibility with selected solvent systems
- Prepare solutions according to validated laboratory protocols
- Follow established analytical quality procedures when generating calibration curves
Handling & Storage
- Store in a cool, dry environment
- Keep container tightly closed when not in use
- Protect from contamination during sample preparation
- Follow standard laboratory handling procedures
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FAQ
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1. What is Polystyrene MW 100,000 used for?
This product is primarily used as an analytical standard for polymer characterization, GPC calibration, SEC analysis, and molecular weight determination studies.
2. What does a PDI of approximately 1.06 indicate?
A low polydispersity index indicates a narrow molecular weight distribution, which is desirable for analytical standards and calibration applications.
3. Can this material be used for GPC calibration?
Yes. Narrow-distribution polystyrene standards are commonly used in gel permeation chromatography calibration and polymer molecular weight analysis.
4. Why are polystyrene standards used in polymer analysis?
Polystyrene standards provide well-characterized molecular weight references that support calibration, method validation, and comparative polymer characterization.
5. What is the nominal molecular weight of this standard?
This analytical standard has a nominal molecular weight of 100,000.
Safety & Documentation
Follow standard laboratory handling procedures when working with analytical polymer standards. Refer to the product Safety Data Sheet (SDS) and technical documentation for complete handling, storage, and safety information.
