Table 4.

The metrological parameters of magnesium quantitation in the experimental sets.

Experimental Set	Limit of Quantitation, µg/L	Linear Regression	R 2	Reproducibility, %	Recovery, %
Set #1	2.05	y = 0.0049x + 0.0266	0.9971	5.0	103.16
Set #2	2.05	y = 0.0049x + 0.0275	0.9955	4.5	103.16
Set #3	2.05	y = 0.0049x + 0.0261	0.9975	4.9	103.16
Set #4	2.34	y = 0.0043x + 0.0212	0.9997	3.7	101.48
Set #5	2.34	y = 0.0043x + 0.0235	0.9971	4.2	101.48