BMC Chemistry

Table 1 Chemical analysis of PGF by X- ray fluorescence (XRF)

From: Alkali treatment–acid leaching of rare earth elements from phosphogypsum fertilizer: insight for additional resource of valuable components

Analyte	Compound formula	Conc. (%)
F	F	0.36
Na	Na₂O	0.24
Mg	MgO	0.24
Al	Al₂O₃	0.26
Si	SiO₂	9.95
P	P₂O₅	2.38
S	SO₃	44.08
Ca	CaO	35.9
Sr	SrO	0.16
Ti	TiO₂	0.15
Fe	Fe₂O₃	1.64
Ni	NiO	0.12

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ISSN: 2661-801X

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