Highly Fluorescent Nitrogen-Doped Graphene Quantum Dots’ Synthesis and Their Applications as Fe(III) Ions Sensor

Table 1

Elemental analysis table of N-GQDs prepared by different ethylenediamine content.

CA:EDA	N(%)	C(%)	H(%)	O(%)
1:1	13.9	33.1	7.9	45.1
1:2	14.1	34.8	8.1	43.0
1:3	15.1	36.2	8.5	40.2