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Effect on TDS and pH of retted water for retting condition.
| Retting condition | Sample code | TDS (mg/l) |
pH |
||
|---|---|---|---|---|---|
| Before retting | After retting | Before retting | After retting | ||
| Concrete Tank 1 (Without natural catalyst) | A | 240 | 1690 | 7.4 | 5.8 |
| Concrete Tank 2 (2.5% natural catalyst) | B | 1735 | 5.7 | ||
| Concrete Tank 3 (5% natural catalyst) | C | 1770 | 5.8 | ||
| Concrete Tank 4 (7.5% natural catalyst) | D | 1800 | 5.7 | ||
| Existing method (Without catalyst) | E | 1730 | 6 | ||
