Silica Gel 60 25 TLC Plates 20x20 cm
25 Glass plates 20 x 20 cm
Manufacturer: Merck
Catalog ID: 105721.0001
Stock: In Stock
Description
| Catalogue Number | 105721 |
| Replaces | 5721-7; 5721 |
| 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 | 210 - 270 µm |
| Deviation of layer thickness per plate | ≤ 35 µm |
| Chromatographic testing: colour test | |
| hRf-values- bleu vif organol, colour test, lipophile | 11 - 25 |
| - Ceres Black G, colour test, lipophile | 34 - 48 |
| - ceres Violet brn, colour test, lipophile | 52 - 67 |
| separation number (colourtest, lipophile) | ≥ 10.5 |
| Typical value determined on a conditioned plate Eluent: toluene (45% rel. humidity) |
