Sodium silicate solution (7.5 - 8.5% Na₂O; 25.5 - 28.5% SiO₂), extra pure, Supelco®

Supplier: MilliporeSigma

Corrosive Warning

Danger

Synonyms: Silicic acid sodium salt, Sodium silicate

1.05621.2500 1.05621.9040 1.05621.9250

CA1.05621.2500CS 2870 CAD

CA1.05621.2500 CA1.05621.9040 CA1.05621.9250

Sodium silicate solution (7.5 - 8.5% Na₂O; 25.5 - 28.5% SiO₂), extra pure, Supelco®

Sodium silicate

Formula: Na₂O(SiO₂)x·xH₂O
Boiling Pt: >100 °C (1013 hPa)
Density: 1.35 g/cm3 (20 °C)
Storage Temperature: Ambient

MDL Number: MFCD00003492
CAS Number: 1344-09-8
UN: 1719
ADR: 8,II

Specification Test Results

Identity	passes test
Assay (acidimetric, Na₂O)	7.5 - 8.5 %
Assay (acidimetric, SiO₂)	25.5 - 28.5 %
Density (20 °C)	1.296 - 1.396 g/ml
Carbonate (as CO₂)	passes test
Fe (Iron)	≤ 50 ppm
Heavy metals (as Pb)	≤ 50 ppm

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