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| LC5005 Silicic acid precipitated extra pure heavy |
| Order number | Packaging | Quantity | Price € |
| AC32005 | Fibre carton | 1 kg | 121.5 |
| AC32005 | Fibre carton | 20 kg | Inquire |
| Product information | |
| Hill Formula | O2Si *x H2O |
| Chemical formula | SiO2 * x H2O |
| HS Code | 2811 22 00 |
| EC number | 231-545-4 |
| Molar mass | 60.08 g/mol |
| CAS number | 10279-57-9 |
| Chemical and physical data | |
| Solubility | (20 °C) insoluble |
| Melting point | 1710 °C |
| Molar mass | 60.08 g/mol |
| Density | 2 g/cm3 (20 °C) |
| Bulk density | 60 kg/m3 |
| Safety information | |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | NWG not water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Toxicological data | |
| LD 50 oral | LD50 rat > 10000 mg/kg |
| LD 50 oral | LD50 rabbit > 5000 mg/kg |
| Specifications | |
| Identity | passes test |
| Assay (gravimetric, SiO2, calc. on ignited substance) | ≥ 99 % |
| Chloride (Cl) | ≤ 0.05 % |
| Heavy metals (as Pb) | ≤ 0.005 % |
| Fe (Iron) | ≤ 0.03 % |
| With hydrofluoric acid non volatile matter (as sulfate, ignited basis) | ≤ 1 % |
| Loss on ignition (1000 °C) | 10 – 20 % |
| Particle size (< 0.1 mm) | about 99 % |
| Bulk density | 20 – 60 g/100ml |