Type

Diameter (nm)

Length, (μm)

Purity

(%)

Surface area, (m2/g)

Bulk density, g/cm3

Aspect ratio

CNTs

20 - 45

≥10

>98

>200

≤0.18

307

CNFs

100

50 - 200

-

43

0.016 - 0.148

1250