Silica Gel (0.063-0.2mm) 70-230msh 5KG
Silica gel 60 (0.063-0.200 mm) for column chromatography (70-230 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4.
Manufacturer: Merck
Catalog ID: 107734.5000
Stock: In Stock
Description
| Catalogue Number | 107734 |
Product Information
| CAS number | 7631-86-9 |
| EC number | 231-545-4 |
| Hill Formula | O₂Si |
| Chemical formula | SiO₂ |
| Molar Mass | 60.08 g/mol |
| HS Code | 2811 22 00 |
Applications
| Application | Silica gel 60 (0.063-0.200 mm) for column chromatography (70-230 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4. |
Physicochemical Information
| Boiling point | 2230 °C (1013 hPa) |
| Melting Point | 1710 °C |
| pH value | 7 (100 g/l, H₂O, 20 °C) (slurry) |
| Bulk density | 200 - 1430 kg/m3 |
Storage and Shipping Information
| Storage | Room temperature, Dry Box |
Specifications
| pH-value (10 % suspension) | 6.5 - 7.5 |
| Fe (Iron) | ≤ 0.02 % |
| Pore volume (N₂-isotherm) | 0.74 - 0.84 ml/g |
| Specific surface area (according to BET; 5-Pt. measurement) | 480 - 540 m²/g |
| Loss on drying (150 °C) | ≤ 7.0 % |
| Particle Size (d10) | 75 - 95 µm |
| Particle Size (d50) | 125 - 150 µm |
| Particle Size (d90) | 215 - 245 µm |
| The specific surface area and the pore volume are related to the raw material |
