| Cinh (ppm) | Rs (Ohm cm2) | Rct (Ohm cm2) | Cdl (F/cm2) | I.E. (%) |
| 0 | 1.7 | 46 | 8.5 × 10−5 | --- |
| 200 | 1.8 | 214 | 3.7 × 10−5 | 78 |
| 400 | 3.6 | 298 | 3.3 × 10−5 | 84 |
| 600 | 2.4 | 386 | 2.6 × 10−5 | 88 |
| 800 | 2.4 | 731 | 2.4 × 10−5 | 93 |
| 1000 | 1.8 | 314 | 3.5 × 10−5 | 85 |