Table 1.

Detection and quantification parameters of wheat minerals by ICP-OES.

Mineral	K	Mg	Mn	Zn	Fe	P
ICP-OES wavelengths (nm)	766.49	285.213	257.61	206.2	238.204	213.617
Standard concentration range	0.5–50	0.5–50	1–100	10–1000	10–1000	1–50
Standard concentration unit	mg/L	mg/L	µg/L	µg/L	µg/L	mg/L
Linearity	0.9999	0.9999	1.0000	0.9998	1.0000	0.9995
Recovery (%)	93.7	99.8	74.0	96.8	65.9	68.7
RSD (%)	6.4	6.5	5.9	7.6	6.1	6.2
LOD (mg/kg)	0.8111	0.0262	0.00276	0.0514	0.00178	2.604
LOQ (mg/kg)	36.198	0.173	0.00779	0.3098	0.2448	17.11