Silica Gel 60 (0.040-0.063mm) 5Kg
Silica gel 60 (0.040-0.063 mm) for column chromatography (230-400 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4.
Manufacturer: Merck
Catalog ID: 109385.5000
Stock: In Stock
Description
| Catalogue Number | 109385 |
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 (0.040-0.063 mm) for column chromatography (230-400 mesh ASTM). CAS No. 7631-86-9, EC Number 231-545-4. |
Physicochemical Information
| Melting Point | 1710 °C |
| pH value | 7 (100 g/l, H₂O, 20 °C) (slurry) |
| Bulk density | 200 - 800 kg/m3 |
Toxicological Information
| LD 50 dermal | LD50 Rabbit > 5000 mg/kg |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| pH-value (10 % suspension) | 6.5 - 7.5 |
| Fe (Iron) | ≤ 0.02 % |
| Specific surface area (according to BET; 5-Pt. measurement) | 480 - 540 m²/g |
| Pore volume (N₂-isotherm) | 0.74 - 0.84 ml/g |
| Loss on drying (150 °C) | ≤ 9.0 % |
| Particle Size (d10) | 30 - 40 µm |
| Particle Size (d50) | 55 - 65 µm |
| Particle Size (d90) | 95 - 110 µm |
| The specific surface area and the pore volume are related to the raw material |
