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. 2015 Jul 30;2015:376756. doi: 10.1155/2015/376756

Table 2.

Distribution of graphene oxide in nose-only inhalation chamber.

Group Number by SNPS (particles/cm3) Diameter (nm) Surface area (nm2/cm3) Mass concentration (mg/m3)
Unexposed 9.99 × 102 ± 8.10 × 10 NA NA 0.01 ± 0.01
Low 3.33 × 106 ± 2.95 × 105 50.6 (1.82) 6.45 × 1010 ± 7.04 × 109 0.46 ± 0.06
High 6.17 × 106 ± 4.13 × 105 72.9 (2.02) 2.72 × 1011 ± 3.70 × 1010 3.76 ± 0.24

Mean ± SE; GM (GSD).