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Merck
CN

13729

Sigma-Aldrich

Sodium silicate solution

purum, ≥10% NaOH basis, ≥27% SiO2 basis

Synonym(s):

Sodium trisilicate solution, Water glass

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About This Item

Linear Formula:
Na2O(SiO2)x · xH2O
UNSPSC Code:
12352202

Key Documents

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grade

purum

composition

NaOH, ≥10%
SiO2, ≥27%

density

1.39 g/mL at 20 °C

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Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H290,H314,H335

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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F Miyaji et al.
Biomaterials, 20(10), 913-919 (1999-06-03)
A bonelike apatite layer was formed on organic polymers when sodium silicate was used as a catalyst for the apatite nucleation, and modified simulated body fluid was used as a medium for the apatite growth. The apatite-forming ability was the
Synthesis of layered silicates from sodium silicate solution.
Kwon O-Y and Park K-W.
Bull. Korean Chem. Soc., 25(1), 25-26 (2004)
Chemical optimisation of the compressive strength of aluminosilicate geopolymers synthesised by sodium silicate activation of metakaolinite.
Rowles M and O'connor B.
Journal of Materials Chemistry, 13(5), 1161-1165 (2003)
Synthesis of mesoporous silica with tunable pore size from sodium silicate solutions and a polyethylene oxide surfactant.
Sierra L and Guth J-L.
Microporous and Mesoporous Materials : The Official Journal of the International Zeolite Association, 27(2), 243-253 (1999)

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