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Table 1 Heavy metal content in rivulet water compared with Quality Guidelines and Standards by International Organization or country

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↓

WHO (guidelines)

USA (standards)

*Present study

Cu

2

1.3

0.86±0.01

Ni

0.02

-

0.12±0.02

Fe

-

0.3

8.71±2.88

Co

-

-

0.11±0.02

Mn

0.5

0.05

0.21±.10

Cr

0.05

0.1

0.1±0.02

Zn

3

5

0.3±0.03

  1. All values are in mgL-1.
  2. *Values of heavy metal content in the present study are given as Mean±SD, (n=4×3), samples collected from 4 different zones of rivulet and were analyzed in triplicates.
  3. Adapted for Water Quality for Ecosystem and Human Health, 2006 (prepared and published by the United Nations Environment Programme.
  4. Global Environment Monitoring System (GEMS)/ Water Programme).
  5. Blank cells indicate that no, citable information was available.
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