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 9

Comparison of the analytical features of the proposed method with those of other reported methods for the determination of metallic elements in fruit peel samples.

Element	Technique	Time	Extracting solvent	Reference
Na, K, Ca, Mg, Fe, Zn, Cu, Mn, Se	MW, FAES and ICP-OES	12 min	HNO3	[20]
Ca, Fe, Mn Zn,	AD, FAAS	3 h	HCl	[40]
K, Ca, Mg, Fe, Zn, Mn, B, Cu, Mo, Na	MW, ICP-OES	—	HNO3 : H2O2 (5 : 2)	[41]
Ca, Na, Fe, K, Mg	AD, FAAS	—	HCl	[42]
P, K, Ca, Mg	AD, FAAS	—	H2SO4 : H2O2	[43]
Mn, Fe, Cu, Zn, Mg, K, Ca	UA extraction, FAAS	6 min	HNO3 (0.5 M) : H2O2 (10%) (2 : 1)	Present study

AD: acid digestion, MW: microwave, ICP-OES: inductively coupled plasma-optical emission spectrometry, FAAS: flame atomic absorption spectrometry, FAES: flame atomic emission spectrometry, UA: ultrasound-assisted.