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Table 1 Physical-chemical parameters of the calcareous sandy soil

From: Effect of irrigation water containing arsenic on elemental composition of bean and lettuce plants cultivated in calcareous sandy soil

pH-H2O 7.71
Organic matter (w/w%) 0.50
CaCO3 (w/w%) 16.1
AL-K2O (mg kg− 1) 48
AL-P2O5 (mg kg− 1) 129
Total N(w/w %) 0.067
NH4-N (mg kg− 1) 3.2
NO3-N (mg kg− 1) 3.2
CEC (Na meq/100 g) 4.8
Total arsenic (mg kg−1) 3.5
Water soluble arsenic (mg kg−1) 0.023