Specific surface area (according to BET; 5-Pt. measurement) | 480 - 540 m²/g |
Pore volume (N₂-isotherm) | 0.74 - 0.84 ml/g |
d 50 (laser diffraction, size distribution) | 9.5 - 11.5 µm |
Layer thickness | 160 - 200 µm |
Deviation of layer thickness per plate | ≤ 30 µm |
Chromatographic testings: A) Cholesterin test |
hRf-values - cholesterin, cholesterin test | 32 - 39 |
B) Steroid test |
- methyltestosterone, steroid test | 14 - 22 |
- Reichstein S, steroid test | 26 - 36 |
- hydrocortisone, steroid test | 36 - 46 |
Typical value determined on an activated sheet (120°C, 15 min) Eluent a) aceton/ water (95/5 v/v) Eluent b) aceton/ water (60/40 v/v) |