Table 2 Pharmaceutical and drug manufacturing industrial effluent characteristics
Parameter | Unit | Method of determination | Measured value |
|---|---|---|---|
pH | APHA 4500-H (APHA 1992) | 4.92 | |
Temperature | APHA 2550-A (APHA 1992) | 27.1 | |
Appearance | - | – | Brownish |
Biochemical oxygen demand (BOD) | mg/L | APHA 5210-B (APHA 1992) | 26.7 |
Chemical oxygen demand (COD) | mg/L | APHA 5220-D (APHA 1998) | 10 |
Biodegradability index (BI) | - | - | 2.56 |
Total solids (TS) | mg/L | APHA 2540 B (APHA 1998) | 1100 |
Total suspended solids (TSS) | mg/L | APHA 2540 D (APHA 1998) | 650 |
TDS | mg/L | APHA 2540 C (APHA 1998) | 450 |
Electrical conductivity (EC) | µS/cm | APHA, 2510B (APHA 1998) | 0.294 |
Nitrates | mg/L | APHA 4110B (APHA 1992) | 50 |
Total iron | mg/L | APHA 3112B (APHA 1995) | 1.49 |