Table 1. ICP-OES conditions for the determination of minerals and ICP-MS conditions for the determination of heavy metal

Instrument	Instrument parameters	Analytical conditions
ICP-OES	RF power	1,500 W
	Wavelength	238-766 nm
	Plasma flow	12 L/min
	Auxiliary gas flow	0.2 L/min
	Nebulizer gas flow	0.7 L/min
	Sample flow rate	1.5 mL/min
	Plasma view	Axial
	Gas	Argon
ICP-MS	RF power	1,550 W
	Plasma flow	15 L/min
	Auxiliary gas flow	0.9 L/min
	Nebulizer gas flow	1.1 L/min
	Gas	Argon