指标

Indexes

限定值

Limit value

pH

6.50~8.50

NH₃

≤0.02 mg/L

DO

≥5.0 mg/L

${\text{NO}}_3^{-}\text{-N}$

≤1.00 mg/L

${\text{NO}}_2^{-}\text{-N}$

≤0.15 mg/L

${\text{NH}}_4^{+}\text{-N}$

≤1.00 mg/L

TN

≤1.00 mg/L

TP

≤0.20 mg/L

${\text{PO}}_4^{3-}\text{-P}$

≤0.20 mg/L

COD_Mn

≤6.00 mg/L