	Component				Extraction
	1	2	3	4	Extraction
pH	0.295	−0.815	0.043	0.205	0.795
EC	0.718	0.153	0.460	0.279	0.828
F⁻	0.046	−0.161	−0.132	0.937	0.924
Cl⁻	0.184	0.322	0.910	−0.114	0.978
Br⁻	−0.373	−0.076	0.894	−0.107	0.957
${NO}_{3}^{-} -N$	0.352	0.890	0.157	0.013	0.941
${SO}_{4}^{2 -}$	0.461	0.783	0.350	−0.092	0.957
Na⁺	0.957	−0.012	−0.077	0.095	0.931
K⁺	0.917	0.267	−0.050	−0.077	0.921
Mg²⁺	0.812	0.242	−0.220	0.141	0.785
Ca²⁺	0.742	−0.419	0.122	−0.243	0.800
% Variance	37.1	23.0	18.8	10.2