Table 2.
Yields a of organophosphates (%) in formamide.
| Phosphate | Mineral Added | Glycerol-1-phosphate | Glycerol-2-phosphate | Glycerol-1,2-cyclic phosphate | Total |
|---|---|---|---|---|---|
| NaH2PO4 | None | 12 | 4 | 0 | 16 |
| NaH2PO4 | Kaolinite | 70 | 13 | 0 | 83 |
| NaH2PO4 | Qtz Sand | 56 | 10 | 0 | 66 |
| TMP | None | 35 | 2 | 0 | 37 |
| TMP | Kaolinite | 76 | 0 | 0 | 76 |
| TMP | Qtz Sand | 38 | 11 | 1 | 50 |
| Struvite | None | 30 | 5 | 0 | 35 |
| Struvite | Kaolinite | 78 | 11 | 1 | 90 |
| Struvite | Qtz Sand | 75 | 9 | 2 | 87 |
a The yields were calculated on the basis of the total phosphorus dissolved into the solvent and by the peak integration method, coupled to semi-quantitative concentration estimation using signal to noise ratios [1].