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Sodium Silicate

Sodium Silicate / CAS : 13870-30-9

Appearance Colorless, light yellow or cyan gray transparent viscous liquid. Soluble in water and alkaline. UN -
HS 28391910 DG Class -
Synonyms Sodium Silicate Pentahydrat; Na-Sg-Ii; Styrofoam Alkali; Si3Na2O7; Sodium Silica Gel Stage I; Sodium Trisilicate; Siliconsodiumoxide(Si3Na2O7); Water Glass; Siliconsodiumoxide; Na-Sg-I; Sodium Silica Gel Stage Ii; Disodium Trisilicon Heptaoxide; Sodium Silica Gel Stage I Extent Of Labeling; Sodium Silicate FOOD Grade
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Properties

Summary

Formula
Na2O7Si3
Molecular Mass
251.24100
Exact Mass
250.87500
PSA
189.57000
Logp
-2.21160

Attribute classification

Matter Classification
organic
Category
Cosmetics > Washing Supplies
Inorganic Chemicals > Inorganic Salt
Auxiliary > Textile Auxiliaries

Chemical and Physical Properties

Melting Point
750 °C
Density
0.7 g/mL at 25ºC
Appearance
Colorless, light yellow or cyan gray transparent viscous liquid. Soluble in water and alkaline.

Export information

HS Code
28391910
Export Rebate
0%
Risk Code
36/37/38-34-15-11-14/15
Safety Label
Xi,C,F

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