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Table 2 Carbon nanoparticle characterization

From: A comparison of dispersing media for various engineered carbon nanoparticles

Source Particle MMethod Purity Contaminants Diameter Length
BuckyUSA C60CS C plasma 99.9% N/A 0.7 nm N/A
SES C60CS C plasma 99.9% N/A 10.18 Å N/A
CNI SWNT HiPco 85% C ash, Fe 0.8 – 1.2 nm 0.1–1 μm
SES SWNT CVD 75% C, Ni, Y < 2 nm 1–5 μm
NanoLab MWNT CVD 95% C, Fe, Co, Ni 30 ± 15 nm 1–5 μm
SES MWNT CVD 75% C, Ni, Y 10 – 30 nm 1–2 μm