Detection of Melamine Based on the Fluorescence Changes of Nitrogen-Doped Carbon Dots

Table 1

Analysis of deionized water spiked with different amounts of melamine (n = 5).

Sample	Concentration of melamine (μg/L)		Recovery (%)	RSD (%)
	Spiked	Measured
1	250	265.02	106.01	4.5
2	1250	1161.52	92.92	2.14
3	2000	1986.9	99.36	1.77