Home About Us Resources Products Services Contact Us Specifications: Multiwall Carbon Nanotubes Diameter: 10-30 nm Length: 5-20 microns nominal Purity: >85Wt% -impurities: Fe, ceramic oxides [back] IG-100g$800.00 Customers in State of Indiana: 7% sales tax must be charged unless all information in each section of ST-105 is fully completed by the purchaser. If you are exempt from sales tax, please fill out Form ST-105 at or before you place an order by clicking Indiana Department of Revenue General Sales Tax Exemption Certificate Please fax the form to (781) 609 2899 Thanks! updated: 08/10/2011 NANOLABTM as a trade mark was registered with “Registered, U.S. Patent and Trademark Office”.