Extraction reagent and conditions |
Concentration (wt%) |
Concentration
(wt%) |
Concentration (wt%) |
Concentration (wt%) |
Concentration
(wt%) |
Concentration (wt%) |
Concentration (wt%) |
Concentration
(wt%) |
Concentration (wt%) |
Concentration (wt%) |
|
Al |
Fe |
Si |
Ti |
Zr |
Ca |
K |
P |
Mg |
O |
NIST SRM 600 |
33.80 |
13.52 |
6.20 |
0.87 |
0.32 |
0.24 |
0.22 |
0.22 |
0.14 |
44.28 |
0.50 M KHO – 15 g/L |
9.70 |
1.06 |
34.05 |
2.81 |
0.34 |
0.60 |
0.82 |
0.24 |
0.02 |
50.54 |
0.75 M KHO – 15 g/L |
8.00 |
0.94 |
35.61 |
2.56 |
0.29 |
0.68 |
0.73 |
0.24 |
0.02 |
50.70 |
0.25 M KTO – 15 g/L |
9.16 |
1.09 |
34.51 |
3.17 |
0.32 |
0.08 |
0.82 |
0.28 |
0.03 |
50.69 |
0.25 M KTO – 20 g/L |
9.45 |
2.05 |
33.39 |
3.23 |
0.36 |
0.08 |
0.74 |
0.26 |
0.02 |
50.21 |