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. Author manuscript; available in PMC: 2017 Feb 1.
Published in final edited form as: Environ Sci Pollut Res Int. 2015 Jul 1;23(3):2003–2013. doi: 10.1007/s11356-015-4913-9

Table 1.

Concentration of PCB in sediment (ng/g) at three selected sites, located in the eastern part of Guánica Bay, March 2014.

PCB Group* Sample ID
21 22 24
mono- 92 55 4
di- 2,752 1,773 152
tri- 34,878 15,558 1,027
tetra- 36,615 13,966 1,111
penta- 11,362 3,935 480
hexa- 25,887 4,779 829
hepta- 13,598 3,055 480
octo- 3,804 924 123
nona- 286 99 7
deca- 9 6 ND
Total 129,284 44,150 4,213
*

see Supplement Table S2 for the concentration of individual congeners.