Ceria Oxide Nanoparticles, 40-55nm(TEM), 10 mlProduct Type: Inorganic nanomaterial dispersion
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material form, dimensional range, concentration or package confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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How does the reported zeta potential of ~20 mV affect the colloidal stability and performance of the 40–55 nm ceria oxide nanoparticle dispersion compared to formulations with higher absolute zeta potential values?
The ~20 mV zeta potential indicates moderate electrostatic stabilization, which is consistent with the milkwhite appearance of the dispersion. While this level is sufficient for short-term suspension, the primary particle size is measured by TEM (40–55 nm) and does not reflect the hydrodynamic size; under high ionic strength or prolonged storage, the dispersion may be prone to aggregation. The source provides no data on DLS or long-term stability, so users should monitor for settling or flocculation and consider sonication before use.
What are the compatibility limitations of this aqueous ceria oxide nanoparticle dispersion (1 mg/mL in water) for use in non-aqueous or mixed-solvent catalytic systems?
The dispersion is formulated exclusively in water (S: water, C: 1 mg/mL), so it is directly compatible only with aqueous or water-miscible solvent systems. Direct addition to hydrophobic organic solvents may cause aggregation or phase separation due to the change in solvent polarity, which can also alter the ~20 mV zeta potential. For mixed-solvent applications, the dispersion must be pre-diluted with a compatible intermediate solvent to maintain stability.
What storage and handling precautions are implicitly required for this 10 mL ceria oxide nanoparticle dispersion based on its reported physical properties?
The product is a research-grade inorganic nanomaterial dispersion with a milkwhite appearance and ~20 mV zeta potential. The source specifies no special storage conditions, implying ambient storage in a sealed container, protected from freezing and direct sunlight. Standard laboratory safety practices (gloves, safety glasses, lab coat) are required, and the 10 mL vial should be gently inverted or sonicated before use to redisperse any settled particles, as the moderate zeta potential may allow slow sedimentation over time.
This product is a research-grade aqueous dispersion of ceria oxide nanoparticles with a TEM-determined particle size of 40-55 nm, a zeta potential of approximately 20 mV, and a concentration of 1 mg/mL, suitable for fundamental studies but requiring careful handling due to moderate colloidal stability.
Positive
- Well-characterized TEM particle size: The particle size of 40-55 nm measured by transmission electron microscopy provides a precise dimensional reference for nanoscale experiments and reproducibility.
- Water-based dispersion for direct use: The aqueous dispersion at 1 mg/mL enables straightforward incorporation into water-borne formulations without the need for organic solvent removal or phase transfer.
Trade-offs
- Low nanoparticle concentration: The 1 mg/mL concentration may require preconcentration or larger volumes for applications demanding higher particle loading, increasing handling time and material cost.
- Moderate zeta potential stability: A zeta potential of approximately 20 mV indicates moderate electrostatic stabilization, making the dispersion susceptible to aggregation under pH shifts, ionic strength changes, or prolonged storage.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
