Table 2 The characteristics of the screened swine wastewater used in the experiments.
From: Crystallization and precipitation of phosphate from swine wastewater by magnesium metal corrosion
Parameter | Average values plus |
|---|---|
Standard deviation | |
pH | 7.8 ± 0.06 |
COD (mg L–1) | 3901 ± 215 |
BOD5 (mg L–1) | 2052 ± 332 |
Alkalinity (as Na2CO3) (mg L–1) | 3211 ± 253 |
PT (total orthophosphate, mg L–1) | 112 ± 6.2 |
NH4-N (ammonia nitrogen, mg L–1) | 677 ± 32 |
Cl–(mg L–1) | 1352 ± 121 |
K (mg L–1) | 252 ± 22 |
Ca (mg L–1) | 42 ± 4.5 |
Mg (mg L–1) | 14 ± 1.8 |
Fe (mg L–1) | 1.2 ± 0.6 |
Cu (mg L–1) | 0.5 ± 0.1 |
Zn (mg L–1) | 0.7 ± 0.1 |
