Research Article
Analysis of Essential Elements for Plants Growth Using Instrumental Neutron Activation Analysis
Table 4
Quality control data for coal fly ash 1633b (NIST) and IAEA-soil-7 reference material.
| Elements | Coal fly ash 1633b | PDC values | IAEA-soil-7 | PDC values | This work | Certified values | This work | Certified values |
| Dy (%) | 18.10 | 17.00 | | — | — | — | Na (%) | 0.21 | 0.20 | | 0.26 | 0.24 | | Mg (%) | 0.89 | 0.49 | | 0.68 | 1.13 | 39.82 | Al (%) | 14.6 | 15.05 | 2.99 | 4.94 | 4.70 | | Ca (%) | 1.41 | 1.51 | 6.62 | 0.31 | 0.30 | | Ti (%) | 0.74 | 0.79 | 6.33 | 16.11 | 16.30 | 1.16 | K (%) | 1.80 | 1.95 | 7.69 | 1.23 | 1.21 | | V (ppm) | 280.00 | 295.60 | 5.28 | 69.40 | 66.00 | | Mn (ppm) | 128.70 | 131.80 | 2.35 | 647.00 | 631.00 | |
|
|