Long Single-walled Carbon Nanotubes, OD 1-2 nm,, length 5-30um, purity >60%Product Type: Single-walled carbon nanotube material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For model selection, material specification matching, application fit or quotation confirmation, contact our technical sales team.
E-MAIL: inquiry@atomfair.com
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Supplier: Atomfair
Brand: ATOMFAIR®
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
How does the >60% purity of these long SWCNTs affect their electrical conductivity compared to higher-purity grades?
The >60% purity indicates the presence of amorphous carbon and catalyst metal residues, which can reduce conductivity relative to >95% purity grades. However, the long length (5–30 µm) and small outer diameter (1–2 nm) provide a high aspect ratio that supports percolation at lower loadings, partially offsetting the purity deficit. For applications demanding maximum conductivity, higher-purity functionalized grades are recommended.
Can these long SWCNTs be directly incorporated into polymer composites without surface functionalization?
The product is supplied as pristine long SWCNTs without specified functional groups. For non-polar polymer matrices, direct incorporation may be possible with shear mixing, but for polar polymers or aqueous systems, surface functionalization (e.g., carboxylation or hydroxylation) is typically required. The source notes that functionalized grades are available for separate quotation, but this specific model (AF-SWCNT-S08) is pristine.
What laboratory infrastructure is required to handle and disperse these long SWCNTs (OD 1–2 nm, length 5–30 µm)?
The product description does not include specific handling or storage instructions. Users should consult standard laboratory safety protocols for handling single-walled carbon nanotubes, especially given the small diameter (1–2 nm) and long length (5–30 µm), which increase respirability and entanglement risk. The manufacturer recommends contacting technical sales for application-specific guidance.
This long single-walled carbon nanotube material (OD 1-2 nm, length 5-30 µm, purity >60%) is evaluated for research-grade dispersion, composite, electrode, and conductivity workflows, where dimensional matching and purity constraints directly affect experimental reproducibility.
Positive
- High aspect ratio for percolation: The 5-30 µm length combined with 1-2 nm outer diameter provides a high aspect ratio (>2500), which enhances electrical percolation in composite and conductive film formulations at low loading fractions.
- Single-walled structure for electronic properties: Single-walled carbon nanotubes offer superior electronic and mechanical properties compared to multi-walled variants, making this material suitable for high-performance electrode and nanocarbon research applications.
Trade-offs
- Moderate purity requires post-processing: At >60% purity, the material contains significant amorphous carbon and catalyst residue, necessitating additional purification steps before use in sensitive electronic or electrochemical experiments.
- Length and diameter variability affects consistency: The broad length range (5-30 µm) and diameter range (1-2 nm) introduce batch-to-batch variability that may require rigorous characterization and sorting for reproducible device fabrication or formulation.
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).
