Ultrasound-Assisted Extraction of Micro- and Macroelements in Fruit Peel Powder Mineral Supplement for Osteoporosis Patients and Their Determination by Flame Atomic Absorption Spectrometry

Table 2

FAAS operational parameters.

Parameters	Element
	Mn	Fe	Cu	Zn	Mg	K	Ca
Wavelength (nm)	279.5	248.3	324.7	213.9	285.2	766.5	422.7
Slit width (nm)	0.4	0.2	0.4	0.4	0.4	0.4	0.4
Lamp current (mA)	5.0	5.0	5.0	5.0	5.0	5.0	5.0
Sample flow (mL min.^−1)	6.0	6.0	6.0	6.0	6.0	6.0	6.0
^a gas flow (mL min. ^−1)	1700	1700	1700	1700	1700	1700	1700
Air pressure (psi)	40	40	40	40	40	40	40

^aAcetylene (99.998%, Linde, Pakistan).