A Facile Synthesis of Highly Nitrogen-Doped Carbon Dots for Imaging and Detection in Biological Samples

Table 1

Determination of iron in human serum using N-doped CDs.

Samples	Added (µmol/L)	Found (µmol/L)	Recovery (%)	RSD% ()
Serum	0.250	0.281	112	5.8
	2.50	2.61	104	4.6
	25.0	23.8	95.2	3.9