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Table 4 Comparative account of heavy metal concentrations in edible part with standard guidelines

From: Assessment of heavy metal (Cu, Ni, Fe, Co, Mn, Cr, Zn) pollution in effluent dominated rivulet water and their effect on glycogen metabolism and histology of Mastacembelus armatus

Heavy metals

*Average concentration

Recommended levels (ppm)

Cu

38.815

30 (FAO/WHO 1983)

Ni

52.04

70–80 (USFDA 1993b)

Fe

263.325

100 (FAO/WHO 1989)

Co

9.06

-

Mn

11.325

1.0 (FAO/WHO 1989)

Zn

177.15

100 (FAO/WHO 1989)

  1. *At times along with fish muscle, integument is also consumed therefore average of both is taken.
  2. Blank cells indicate that no information was available.
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