Structure
   - Stacking Arrangement : Segment type

Size Properties
   - Diameter : 50300 nm
   - Length : 1030 um
   - Aspect Ratio : > 100

Purity :   > 90 wt%

Specific Surface Area :  100 ~ 300 m2/g

Bulk Density : 0.15 0.17 (g/cm3)