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Single Layer WS2 Quantum Dots Dispersion, <10nm, water, 50mL
Product Type: Quantum dot dispersion
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For material selection, specification confirmation and quotation preparation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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What is the concentration and pH of the Single Layer WS2 Quantum Dots Dispersion, and what stabilizer is used?
The dispersion is supplied at a concentration of 0.5 mg/mL with a pH of 8-9, stabilized with LiOH. These parameters are directly specified in the technical specifications and are essential for maintaining colloidal stability and quantum confinement in the <10 nm particles.
Can the water-based WS2 quantum dot dispersion with LiOH stabilizer be mixed with other solvents or buffers?
The dispersion is formulated in water with LiOH as a stabilizer at pH 8-9. Mixing with acidic or non-aqueous solvents may cause destabilization or precipitation. The source explicitly lists the solvent as water and the stabilizer as LiOH, indicating that the system is optimized for aqueous alkaline conditions. Compatibility testing with the target medium is recommended.
Single-layer WS2 quantum dots dispersed in water at <10 nm with LiOH stabilizer and pH 8-9 are suitable for aqueous-phase optoelectronic and photocatalytic applications, though the low concentration (0.5 mg/mL) and alkaline pH require careful handling for sensitive systems.
Positive
- Sub-10nm Quantum Dot Size: Particle size below 10nm ensures quantum confinement effects, providing size-dependent optical properties ideal for fluorescence and excitonic studies.
- Aqueous Dispersion with Controlled pH: Water-based solvent with pH 8-9 and LiOH stabilizer offers good colloidal stability and compatibility with biological and aqueous-phase processing.
Trade-offs
- Low Mass Concentration (0.5 mg/mL): At 0.5 mg/mL, the active material loading is low, potentially requiring larger volumes or concentration steps for experiments needing higher quantum dot density.
- Alkaline pH May Limit Compatibility: The pH range of 8-9 and presence of LiOH may not be compatible with sensitive biomolecules or acidic reaction conditions, necessitating buffer exchange or pH adjustment.
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).
