Kieselgel Nanopartikel 40% (w/w), kolloidale Dispersion in Wasser, LUDOX® AS-40, Sigma-Aldrich®

Lieferant: Merck
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M-Clarity™ Qualitätsstufe = MQ200

SIAL420840-4LEA 125 EUR
SIAL420840-4L SIAL420840-1L
Kieselgel Nanopartikel 40% (w/w), kolloidale Dispersion in Wasser, LUDOX® AS-40, Sigma-Aldrich®
Silica gel

Used for ammonium stabilising counterion.

Formel: SiO₂
Molecular Weight: 60,08 g/mol
Dichte: 1,295 g/ml (25 °C)
MDL: MFCD00011232
CAS-Nummer: 63231-67-4

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Spezifikation Testergebnisse

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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