Table 5.
Pellet mass, Calcium mass,%(w/w), Area, Calcium calc (%w/w), calcium mass and proportionality factor.
| Pellet Mass mg |
Calcium Mass obs mg |
% (w/w) mg/mg Calcium obs |
Areacalc | % (w/w) mg/mg Calcium calc |
Calcium mass calc mg |
Proportionality Factor obs/calc |
|
|---|---|---|---|---|---|---|---|
| 1 | 0 | 0 | 0 | – | 0 | 0 | – |
| 2 | 69.9 | 1.2 | 1.7 | 1,550,874 | 8.66 | 6.1 | 5.04 |
| 3 | 70.2 | 2.0 | 2.9 | 1,660,969 | 9.28 | 6.5 | 3.19 |
| 4 | 70.6 | 2.8 | 4.0 | 2,905,164 | 16.23 | 11.5 | 4.09 |
| 5 | 70.0 | 3.6 | 5.1 | 3,152,884 | 17.61 | 12.3 | 3.46 |
| 6 | 70.4 | 5.6 | 8.0 | 4,433,775 | 24.77 | 17.4 | 3.09 |
| 7 | 70.1 | 6.8 | 9.8 | 5,636,440 | 31.49 | 22.1 | 3.22 |
| 8 | 70.2 | 8.4 | 12.0 | 7,169,436 | 40.05 | 28.1 | 3.33 |
| 9 | 70.3 | 10.1 | 14.3 | 7,335,199 | 40.98 | 28.8 | 2.87 |
| 10 | 70.7 | 10.8 | 15.3 | 7,599,458 | 42.45 | 30.0 | 2.78 |
| 11 | 72.4 | 11.7 | 16.2 | 7,901,751 | 44.14 | 32.0 | 2.72 |
| 12 | 69.9 | 13.2 | 18.9 | 8,828,889 | 49.32 | 34.5 | 2.61 |
| 13 | 70.0 | 13.8 | 19.7 | 9,398,991 | 52.51 | 36.8 | 2.66 |
| 14 | 69.2 | 15.2 | 21.9 | 9,381,284 | 52.41 | 36.3 | 2.39 |
| 15 | 69.4 | 15.8 | 22.8 | 9,161,696 | 51.18 | 35.5 | 2.25 |
| 16 | 70.3 | 16.9 | 24.0 | 10,583,708 | 59.13 | 41.6 | 2.46 |
| 17 | 70.1 | 17.5 | 25.0 | 10,219,378 | 57.09 | 40.0 | 2.28 |
| 18 | 71.7 | 18.5 | 25.9 | 10,703,634 | 59.80 | 42.9 | 2.31 |
| 19 | 70.2 | 19.2 | 27.3 | 10,343,782 | 57.79 | 40.6 | 2.11 |
| 20 | 80.8 | 24.0 | 29.7 | 10,598,725 | 59.21 | 47.8 | 1.99 |
| 21 | 69.8 | 20.7 | 29.6 | 11,859,249 | 66.25 | 46.2 | 2.24 |
| Gravimetry | Gravimetry | Gravimetry | XRF | XRF | XRF | 2.9 ± 0.5 | |