| Product | D50 (μm) | Thickness（ nm） | Doping atomic content（at.%） | Note |
| Graphene quantum dots | ≤30 | ≤1.0 | 20±5% | Customized size |
| Graphene oxide quantum dots | ≤30 | ≤1.5 | 30±5% | Customized size |
| N-doped graphene quantum dots | ≤30 | ≤2.0 | 30±5% | High nitrogen doping, high purity |
| S-doped graphene quantum dots | ≤30 | ≤2.0 | 10±5% | High purity |
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