Heavy Metal Residues in Coconut and soil from Coconut Orchardin Ratchaburi, Thailand
This research aimed to investigate heavy metal residues in coconut and soil form coconut orchard. Cd, Cr, Cu, Fe,
Pb and Zn were determined in coconut and soil from coconut orchard. The result showed that Cd, Cr, Cu, Fe, Pb and Zn were
found in coconut meat and coconut juice. Interestingly, 22.58%, 32.26% and 74.19% of sample coconut meat found Pb, Fe and
Cr , respectively were higher than the heavy metal standard in EU soil and the standard of heavy metal in Thailand soil.
Moreover, Cr, Pb and Cd in coconut juice were higher than the heavy metal standard in EU soil and the standard of heavy metal
in Thailand soil which were 29.03%, 96.67% and 100%, respectively of sample coconut meat.
Index Terms - Heavy metal residues, Coconut meat, Coconut juice, Coconut Orchard