Trace Metal Element Analysis in Some Seafood in the Coastal Zone of the Red River (Ba Lat Estuary, Vietnam) by Green Sample Preparation and Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Table 5

Correlation between seven trace metal elements of 35 observed samples.

	Mn	Fe	Cu	Zn	As	Cd	Hg
Mn	1
Fe	0.638	1
Cu	−0.017	0.208	1
Zn	0.021	0.113	0.596	1
As	−0.131	0.256	−0.105	0.159	1
Cd	0.043	0.368	0.074	0.404	0.639	1
Hg	−0.043	0.064	−0.093	0.003	0.203	0.498	1

Note. Values in bold letters show significant correlations Correlation is significant at the 0.05 level (2-tailed) Correlation is significant at the 0.01 level (2-tailed).