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Ecological Processes

Table 4 Environmental quality standards (EQS) for water parameters in Bangladesh

From: Nutrient dynamics in the Sundarbans mangrove estuarine system of Bangladesh under different weather and tidal cycles

Parameters

EQS limits

DO

5–6 mg/L

pH

6.5–8.5

NH3–N

0.5 mg/L

NO3–N

10 mg/L

PO4–P

6–10 mg /L

SO4

400 mg/L

  1. (Source: DOE 1991).
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