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. 2023 Feb 26;9(3):e14124. doi: 10.1016/j.heliyon.2023.e14124

Table 5.

Correlations of selected soil properties and adsorption capacity.

CLAY EPRF EPRL K Kf OM pH XM
EPRF −0.5889**
EPRL −0.5591 0.9806**
K 0.9942** −0.5621 −0.5300
Kf −0.6258* 0.9826 0.9555** −0.5970*
OM 0.6578* −0.0067 −0.0695** 0.6973 −0.0175*
Ph 0.6578* −0.6876 −0.7519** 0.4391 −0.6998 0.0646**
Clay 0.0159* −0.0005 0.0074** 0.0154 −0.0146 0.1049 0.0032**
XM −0.8942* 0.8468 0.8459 −0.8634* 0.8665 −0.3993 −0.7937 0.008*

** = highly Significant at 0.05 probability level and * = Significant at 0.05 probability level. All figures in Table 5 without a star (*) symbol are statistically non-significant. XM = Langmuir adsorption maximum, K = binding energy, n and Kf = constant of Freundlich equation, EPRf.