Silica Gel 60 F254 25 TLC Aluminium Sheet
Aluminum TLC plate, silica gel coated with flourescent indicator F254. The silica gel TLC plates come in a quantity of 25 size 20x20 cm for thin layer chromatography applications.
Manufacturer: Merck
Catalog ID: 105554.0001
Stock: In Stock
Description
| Catalogue Number | 105554 |
| Replaces | 5554-7; 5554 |
| 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 |
Applications
| Application | Aluminum TLC plate, silica gel coated with flourescent indicator F254. The silica gel TLC plates come in a quantity of 25 size 20x20 cm for thin layer chromatography applications. |
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 | 175 - 225 µm |
| Deviation of layer thickness per plate | ≤ 30 µm |
| A) Colour test | |
| Bleu VIF Organol | 11 - 25 |
| Ceres black | 34 - 48 |
| Ceres violet BRN | 52 - 67 |
| Separation number | ≥ 10.5 |
| B) Steroid test | |
| Hydrocortisone | 25 - 37 |
| Reichstein S | 37 - 49 |
| Methyltestosterone | 42 - 54 |
| Typical value determined on a conditioned sheet Eluent A) Toluene (45% rel.humidity) Eluent B) Ethyl acetate/Toluene (95/5 v/v; 20% rel.humidity) |
