Multi-walled nanotubes, -OH functionalized 
Content of -OH: 1-7 wt%
Mole fraction of surface carbon atoms functionalized with -OH:
          21-26 mol%
Purity: > 95%
Outside diameter: 8-15 nm 
Inside diameter: 3-5 nm
Length: 10-50 um
SSA: ~ 230 m²/g
Color: black