Table 3 A characterization of laundry wastewater for S1, S2, S3 and S4 in terms of TS (mg∙L−1), TSS (mg∙L−1), TDS (mg∙L−1), pH, EC (µS/cm), Total Alkalinity mg∙L−1 (CaCO3), DO (mg∙L−1), COD (mg∙L−1), BOD5 (mg∙L−1).
From: Laundry wastewater treatment using a combination of sand filter, bio-char and teff straw media
TS (mg∙L−1) | TSS (mg∙L−1) | TDS (mg.L-1) | pH | EC (µS.cm-1) | Total Alkalinity mg∙L−1 (CaCO3) | DO (mg∙L−1) | COD (mg∙L−1) | BOD5(mg∙L−1) | |
|---|---|---|---|---|---|---|---|---|---|
S1 | 3194.4 | 2666.4 | 528 | 8.32 | 648.8 | 579.6 | 2.67 | 4832 | 2222.72 |
S2 | 327.2 | 136 | 191.2 | 6.94 | 299.2 | 196.56 | 3.91 | 1056 | 485.76 |
S3 | 370.4 | 186.4 | 184 | 7.02 | 315.2 | 168 | 4.27 | 1360 | 625.6 |
S4 | 226.4 | 26.4 | 200 | 6.4 | 347.2 | 120 | 5.4 | 832 | 382.72 |
S1 | 2395.8 | 2011.6 | 384.2 | 7.8 | 540.4 | 720.4 | 3.8 | 3624 | 1674 |
S2 | 301.5 | 145.2 | 156.3 | 7.3 | 280.1 | 240.5 | 4.2 | 792 | 364 |
S3 | 350.4 | 178.6 | 171.8 | 7.4 | 284.2 | 210 | 4.9 | 1020 | 370 |
S4 | 202.8 | 20.1 | 182.7 | 6.1 | 425.5 | 150.5 | 5.8 | 624 | 495 |
S1 | 3050.6 | 2404.2 | 646.4 | 8 | 570.6 | 700.4 | 3.5 | 4010 | 1954 |
S2 | 375.2 | 135.6 | 239.6 | 7.1 | 285.5 | 215.1 | 4.1 | 953 | 425 |
S3 | 404.2 | 192.3 | 211.9 | 7 | 325.1 | 195.6 | 4.5 | 1250 | 405 |
S4 | 220 | 23.5 | 196.5 | 5.8 | 401.8 | 135.2 | 5.4 | 795 | 478 |
S1 | 3450.2 | 2301.1 | 1149.1 | 8.4 | 548.4 | 490.5 | 3.1 | 4950 | 2245 |
S2 | 320.5 | 110.4 | 210.1 | 6.9 | 354.5 | 205.5 | 3.6 | 1024 | 505 |
S3 | 385.5 | 210.2 | 175.3 | 6.9 | 365.5 | 135.5 | 4.1 | 1395 | 492 |
S4 | 245.4 | 27.7 | 217.7 | 6.4 | 385.1 | 115.5 | 5.9 | 820 | 310 |
S1 | 3594 | 2841.2 | 752.8 | 8.5 | 740.4 | 495.6 | 1.8 | 6040 | 2770 |
S2 | 330.4 | 154.8 | 175.6 | 6.9 | 342.5 | 200.1 | 3.8 | 1265 | 486 |
S3 | 390.8 | 210.5 | 180.3 | 7.1 | 340.5 | 165.1 | 4.2 | 1300 | 445 |
S4 | 265.4 | 29.4 | 236 | 6.7 | 360.1 | 101.5 | 6.1 | 1040 | 287 |
S1 | 3954.4 | 2945.5 | 1008.9 | 8.8 | 701.5 | 567.2 | 2.2 | 5150 | 2512 |
S2 | 335.1 | 175.2 | 159.9 | 7.1 | 310.1 | 170.2 | 4 | 1295 | 440 |
S3 | 400.4 | 140.8 | 259.6 | 6.9 | 295.5 | 142.5 | 4.9 | 1125 | 365 |
S4 | 185.5 | 24.5 | 161 | 6.9 | 345.8 | 101.1 | 5.8 | 940 | 495 |
S1 | 3656.5 | 2793.4 | 863.1 | 8.5 | 645.5 | 550.2 | 2.5 | 4010 | 2135 |
S2 | 323.4 | 140.5 | 182.9 | 7.4 | 300.4 | 183.4 | 3.9 | 1320 | 475 |
S3 | 350.1 | 158.7 | 191.4 | 7.1 | 308.7 | 165.5 | 4.5 | 1485 | 425 |
S4 | 224.6 | 26.5 | 198.1 | 7.1 | 341.7 | 108.5 | 5.9 | 835 | 345 |
