Table 5. Extraction Efficiency, Precipitation Yield, and P Recovery.
feedstock | extraction efficiency (%) | precipitation yielda (wt %) | P in precipitate (mg/g) | P recoverya (%) |
---|---|---|---|---|
FA | 94.5 | 27.5 | 192.2 | 57.3 |
PC-300 | 91.0 | 11.4 | 113.9 | 48.5 |
HC-220-60 | 98.0 | 10.4 | 179.2 | 52.2 |
Based on feedstock.