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Merck
CN

13726

Sodium trisilicate

≥18% Na (as Na2O) basis, ≥60% Si (as SiO2) basis, powder

Synonym(s):

Sodium water glass

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About This Item

Linear Formula:
Na2O · 3SiO2
CAS Number:
Molecular Weight:
242.23
UNSPSC Code:
12352300
PubChem Substance ID:
EC Number:
215-687-4
MDL number:
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form

powder

composition

Na (as Na2O), ≥18% , Si (as SiO2), ≥60%

loss

≤20% loss on ignition, 800 °C

SMILES string

[Na+].[Na+].[O-][Si]([O-])=O

InChI

1S/2Na.O3Si/c;;1-4(2)3/q2*+1;-2

InChI key

NTHWMYGWWRZVTN-UHFFFAOYSA-N



flash_point_f

Not applicable

flash_point_c

Not applicable

Storage Class

13 - Non Combustible Solids

Regulatory Information

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The interaction of ultraviolet excimer laser light with sodium trisilicate.
Eschbach PA, et al.
J. Vac. Sci. Technol. B, 7(5), 2943-2951 (1989)
M Komljenović et al.
Journal of hazardous materials, 181(1-3), 35-42 (2010-06-18)
This paper investigates the properties of geopolymer obtained by alkali-activation of fly ash (FA), i.e. the influence of characteristics of the representative group of FA (class F) from Serbia, as well as that of the nature and concentration of various
S A Abo-el-Enein et al.
Journal of hazardous materials, 186(2-3), 1200-1205 (2011-01-18)
Different samples of rice husk ash (RHA) and sodium silicate were prepared and characterized using FTIR, NFTIR and XRD. The selected sample of RHA was obtained by calcination of untreated rice husk (RH) in a semi-closed system at 650°C. Four