29.

Bio-assay test

90% survival of fish after 96 hours in 100% effluent

90% survival of fish after 96 hours in 100% effluent

90% survival of fish after 96 hours in 100% effluent

90% survival of fish after 96 hours in 100% effluent

30.

Manganese (as Mn)

2 mg/l

2 mg/l

-

2 mg/l

31.

Iron (as Fe)

3 mg/l

3 mg/l

-

3 mg/l

32.

Vanadium (as V)

0.2 mg/l

0.2 mg/l

-

0.2 mg/l

33.

Nitrate Nitrogen

10 mg/l

-

-

20 mg/l