Model：

GQD-02GP

Specification：

1. Chemical composition: C (44 at%), N (29 at%), O (27 at.%)
2. Purity: > 99.5%
3. Particle size: 2-5 nm (Ave: 3.5 nm)
4. Color: Black
5. Fluorescence: λex 400-600 nm at 360 nm; λex 575 nm at 450 nm
6. Quantum yield: > 32% in water; > 65% in ethanol
7. Hg detection limit: 0.1‒100 ppm
8. Hg removal capacity: > 0.8 mg/mg QD