Silicic acid hydrate, extra pure, precipitated heavy, Supelco®
Supplier: Merck
M-Clarity™ quality level = MQ200
1.00656.1000
1.00656.9020
1.00656.1000EA
389
GBP
1.00656.1000
1.00656.9020
Silicic acid hydrate, extra pure, precipitated heavy, Supelco®
Silicic acid hydrate
Formula:
SiO₂·xH₂O MW: 60,09 g/mol (anhy) Storage Temperature: Ambient |
MDL Number:
MFCD00054122 CAS Number: 10279-57-9 EINECS: 231-545-4 |
Specification Test Results
Solubility | Insoluble at 20 °C |
Melting Point | 1710 °C |
Molar Mass | 60.08 g/mol |
Bulk Density | 60 kg/m3 |
Density | 2 g/cm3 (20 °C) |
Hill Formula | O2Si *x H2O |
Chemical Formula | SiO2 * x H2O |
Bulk density | 60 kg/m3 |
Storage temperature | +5...+30 °C |
Identity | Passes test |
Assay | ≥99% |
Chloride (Cl) | ≤0,05% |
Heavy metals (as Pb) | ≤0,005% |
Fe (Iron) | ≤0,03% |
With hydrofluoric acid non volatile matter | ≤1% |
Loss on ignition | 10 - 20% at 1000 °C |
Particle size |
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