Reference Standard
Mw/Mn ~ 1.10
Poly(methyl methacrylate) (PMMA) is a transparent, high-performance thermoplastic with excellent optical clarity, chemical resistance, and mechanical strength. This lower molecular weight PMMA reference standard offers defined molecular weight characteristics for analytical workflows while maintaining the durability, UV resistance, and rigidity associated with PMMA materials.
With a nominal molecular weight of ~75,000 and narrow molecular weight distribution, this PMMA 75K reference standard is useful for GPC/SEC calibration, polymer characterization, method development, and comparative studies involving acrylic polymers, optical materials, coatings, and specialty formulations.
Key Properties
- Poly(methyl methacrylate) reference standard for polymer analysis
- Product Number: 08287
- CAS Number: 9011-14-7
- Molecular weight: ~75,000
- Specification range: Mw 70,000-90,000
- Polydispersity: Mw/Mn ~1.10
- Synonym: PMMA
- Glass transition temperature (Tg): 105°
- Refractive index: 1.49
- Transparent acrylic thermoplastic with excellent optical clarity
Applications
GPC/SEC Calibration
Used as a PMMA reference standard for gel permeation chromatography and size exclusion chromatography workflows requiring defined molecular weight characteristics.
Polymer Characterization
Useful for analytical method development, molecular weight comparison, and characterization of acrylic polymers and related thermoplastic materials.
Optical Materials Research
PMMA is used in research involving optically clear substrates, transparent films, optical coatings, displays, and laser optics where clarity, UV resistance, and dimensional stability are important.
Coatings & Formulation Studies
May be used in laboratory studies involving acrylic coatings, transparent films, solution processing, and specialty polymer formulations.
Microfluidics & Biosensor Materials Research
PMMA may be evaluated as a chemically stable, optically clear substrate in lab-on-a-chip, biosensor, and microfluidic materials research.
Solubility & Compatibility
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Soluble in: Chloroform, dichloromethane, toluene, acetone, benzene, tetrahydrofuran, and methyl ethyl ketone
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Polymer type: Transparent acrylic thermoplastic
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Analytical use: Suitable for reference standard and polymer characterization workflows
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Compatibility: Performance depends on solvent system, concentration, temperature, analytical method, and formulation conditions
Final solution behavior and analytical performance should be evaluated under the intended method conditions.
Preparation Tips
- Select a compatible solvent based on the target analytical method or formulation workflow.
- Allow sufficient time for complete dissolution when preparing standard solutions.
- Use clean, dry glassware and calibrated equipment for analytical reference work.
- Prepare solutions at controlled concentrations appropriate for the instrument method.
- Document solvent, concentration, temperature, dissolution time, and instrument conditions for reproducible results.
Handling & Storage
- Exercise normal care when handling this material.
- Store at room temperature.
- Keep container tightly closed when not in use.
- Protect from contamination and unnecessary environmental exposure.
- Use standard laboratory handling practices.
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Frequently Asked Questions
1. What is Poly(methyl methacrylate), MW ~75,000 used for?
This PMMA 75K product is used as a polymer reference standard for GPC/SEC calibration, molecular weight comparison, polymer characterization, and analytical method development.
2. What does Mw/Mn ~1.10 mean?
Mw/Mn describes molecular weight distribution, also called polydispersity. A value around 1.10 indicates a narrow molecular weight distribution for reference standard applications.
3. What is the molecular weight of this PMMA reference standard?
The nominal molecular weight is ~75,000. The product specification lists an Mw range of 70,000-90,000.
4. What solvents is this PMMA soluble in?
This product is listed as soluble in chloroform, dichloromethane, toluene, acetone, benzene, tetrahydrofuran, and methyl ethyl ketone.
5. Is this product intended for medical device manufacturing?
No medical, clinical, diagnostic, or implantable use is claimed for this product. It is supplied as a PMMA reference standard for laboratory and analytical use.
6. How should this PMMA reference standard be stored?
Store at room temperature, keep the container tightly closed, and use standard laboratory handling practices. Refer to the SDS for complete safety guidance.
Safety & Documentation
This product is listed as harmless under normal precautions. Exercise normal care when handling this material and refer to the Safety Data Sheet (SDS), product specification, and Certificate of Analysis for safety, handling, and lot-specific guidance.
