Silica Gel 60 W 25 TLC Aluminium Sheets 20x20cm
25 Aluminium sheets 20 x 20 cm
Manufacturer: Merck
Catalog ID: 116487.0001
Stock: In Stock
Description
| Catalogue Number | 116487 |
| Replaces | 16487-1; 16487 |
| Overview | Our classical silica TLC plates are based on a combination of our proven silica gel 60 and the addition of a unique polymeric binder resulting in a very adherent and hard surface that will not crack or blister and even allow writing with a pensil on the surface without risk to damage the layer. |
Product Information
| HS Code | 3822 00 00 |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| 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 | 140 - 160 µm |
| Deviation of layer thickness per plate | ≤ 20 µm |
| Chromatographic testing: colour test | |
| hRf-values- Benzene-azo-a-naphthylamine | 40 - 55 |
| - Brillant red B | 60 - 75 |
| - Erio green B | 75 - 90 |
| separation number (colourtest, lipophile) | ≥ 9.0 |
| Typical value determined on a sheet Eluent: Ethylmethylketone/ 1-propanol/ glacial acetic acid/ water (40/40/5/20 v/v/v/v) |
