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Designation of graphene oxide (GO) fractions.
| Sample | Oxidation Time (min) | Ultrasonication Time (h) | Centrifugation Rate (rpm) |
|---|---|---|---|
| GO15 | 15 | - | - |
| GO30 | 30 | - | - |
| GO30L | 30 | 4 | - |
| GO30S | 30 | 3 | - |
| GO30L-4000 | 30 | 4 | 4000 |
| GO30L-3000 | 30 | 4 | 3000 |
| GO30L-2000 | 30 | 4 | 2000 |
| GO30L-1000 | 30 | 4 | 1000 |
| GO30S-4000 | 30 | 3 | 4000 |
