Data of nitrogen and phosphorus contents DSP, DSN values.
| Samples | Nitrogen content (%) | Phosphorus content (%) | ||||||
|---|---|---|---|---|---|---|---|---|
| EDX | Kjeldahl method | EDX | ICP | |||||
| N | DSN(EDX) | N | DSN(KJ) | P | DSP(EDX) | P | DSP(ICP) | |
| PK | — | — | — | — | — | — | — | — |
| PKP1 | 4.09 ± 2.06 | 0.54 | 5.21 ± 0.01 | 0.71 | 14.87 ± 3.70 | 1.26 | 16.17 ± 3.30 | 1.44 |
| PKP2 | 4.94 ± 2.75 | 0.67 | 5.41 ± 0.27 | 0.75 | 19.23 ± 4.77 | 1.99 | 22.08 ± 0.61 | 2.68 |
| PKP3 | 6.85 ± 2.94 | 1.00 | 7.81 ± 0.37 | 1.19 | 18.92 ± 5.20 | 1.93 | 21.59 ± 1.06 | 2.54 |
| PKP4 | 4.37 ± 3.06 | 0.58 | 5.67 ± 0.06 | 0.79 | 11.05 ± 5.11 | 0.80 | 12.02 ± 1.41 | 0.90 |
| PKP5 | 0.00 | 0.00 | 0.56 ± 0.12 | 0.06 | 0.00 | 0.00 | 2.01 ± 0.49 | 0.11 |