Comparison Test of Different Glasses, Silicon μg/mL Released after Autoclaving 1 h at 121 °C. Data Corrected to the Reference Volume of 23 mL According to eq 1.
| pH | Molded | Tubing A | Tubing B1 | Tubing B2 | Soda Lime Type II |
|---|---|---|---|---|---|
| 5.5 | 1.4 | 1.3 | 1.7 | 3.5 | 0.7 |
| 6.6 | 5.0 | 4.4 | 5.8 | 7.6 | 4.0 |
| 7.0 | 10.3 | 7.5 | 10.6 | 13.2 | 9.4 |
| 7.4 | 22.5 | 17.2 | 20.8 | 22.6 | 24.2 |
| 8.0 | 23.7 | 20.8 | 22.0 | 21.7 | 24.7 |
| 9.0 | 23.3 | 20.3 | 20.8 | 20.8 | 23.8 |