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Table 4 Pollution reduction potential of A. calamus (after 48 h of HRT)

From: Remediation capabilities of pilot-scale wetlands planted with Typha aungstifolia and Acorus calamus to treat landfill leachate

Sr. no

Sample constituent

Mean valuea

Raw leachate (pre-treatment)

Treated control

1:1 dilution

1:2 dilution

1

pH

8.9

7.3

7.1

7.1

2

BOD

499

409

360

304

3

COD

897

736

647

548

4

EC

3179

2614

2557

2550

5

Hardness

10,000

7246

6323

5365

6

Alkalinity

1378

584

394

356

7

Cl

213

158

140

128

8

TDS

2130

1911

1846

1765

9

TSS

8929

7218

4020

2390

10

TS

11,059

8970

5733

4098

11

Na

4439

4224

4014

3890

12

Mg

2430

1761

1536

1304

13

Ca

4000

2898

2529

2146

  1. aAll values are in milligrammes per litre, except pH and EC (in μS/cm)