500mg,Average diameter:~50nm

1g,Average Nanotube diameter:50-100 nm
5g,Average Nanotube diameter:50-100 nm
500mg,Average Nanotube diameter:50-100 nm

500mg,Average diameter:~50-100nm
1g,Average diameter:~50-100nm

250mg,Purity: 75%
500mg,Purity: 75%

250 mg,Purity: 40-50%, L: ≦200 μm
500 mg,Purity: 40-50%, L: ≦200 μm