żel krzemionkowy nanoparticles 40% (w/w), colloidal dispersion in water, LUDOX® AS-40, Sigma-Aldrich®
Dostawca: Merck
Niebezpieczeństwo
|
M-Clarity™ quality level = MQ200
420840-4L
420840-1L
SIAL420840-4LEA
692
PLN
SIAL420840-4L
SIAL420840-1L
żel krzemionkowy nanoparticles 40% (w/w), colloidal dispersion in water, LUDOX® AS-40, Sigma-Aldrich®
żel krzemionkowy
Used for ammonium stabilising counterion.
Formuła:
SiO₂ Gęstość: 1,295 g/ml (25 °C) |
Numer MDL:
MFCD00011232 Numer CAS: 63231-67-4 |
Wyniki testów specyfikacyjnych
Identity | Confirmed |
pH at 25 °C | 9.0 - 9.5 |
Specific gravity (at 60 °F) | 1.286 - 1.300 |
Viscosity (at 25 °C) | ≤20 cps |
Silica | 39.5 - 41.0% |
Ratio SiO₂/NiO₂ | 160 - 270 |
Surface area | 129 - 155 m²/g |
Sulphate (SO₄) as (Na₂SO₄) | ≤0.02% |
Assay (T) | ≥20% |
Sodium (Na) | ≤0.10% |
Particle size | 20.0 - 24.0 nm |
Chloride content | ≤0.01% |
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