| Identification | Back Directory | [Name]
SODIUM TRISILICATE | [CAS]
13870-30-9 | [Synonyms]
NA-SG-I
NA-SG-II
SI3NA2O7
WATER GLASS
SODIUM TRISILICATE
SILICONSODIUMOXIDE
SODIUM SILICA GEL STAGE I
SODIUM SILICA GEL STAGE II
SODIUM SILICATE PENTAHYDRAT
siliconsodiumoxide(si3na2o7)
disodium trisilicon heptaoxide
Sodium silica gel Stage I extent of labeling: ~35 wt. % Na-K loading | [EINECS(EC#)]
215-687-4 | [Molecular Formula]
Na2O7Si3 | [MDL Number]
MFCD00043094 | [MOL File]
13870-30-9.mol | [Molecular Weight]
242.23 |
| Chemical Properties | Back Directory | [Melting point ]
750 °C | [density ]
0.7 g/mL at 25 °C | [form ]
powder
| [color ]
Black | [InChI]
InChI=1S/Na.3O3Si/c;3*1-4(2)3/q+1;3*-2 | [InChIKey]
LAFBQKLINPNURY-UHFFFAOYSA-N | [SMILES]
[Na+].[Si]([O-])([O-])=O.[Si]([O-])([O-])=O.[Si]([O-])([O-])=O |
| Safety Data | Back Directory | [Hazard Codes ]
Xi,C,F | [Risk Statements ]
36/37/38-34-15-11-14/15 | [Safety Statements ]
26-45-43-36/37/39 | [RIDADR ]
UN 2813 4.3/PG 2 | [WGK Germany ]
1
| [F ]
3 | [Autoignition Temperature]
248-257°F | [Storage Class]
4.3 - Hazardous materials which set free flammable gases upon contact with water | [Hazard Classifications]
Eye Dam. 1
Skin Corr. 1B
Water-react 2 |
| Hazard Information | Back Directory | [Chemical Properties]
Colorless, light yellow or bluish-gray transparent viscous liquid. Soluble in water and alkaline. | [Uses]
| [Definition]
water glass is a viscous colloidal solutionof sodium silicates in water,used to make silica gel and as a sizeand preservative. | [General Description]
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here. | [reaction suitability]
reagent type: reductant |
|
| Company Name: |
Sigma-Aldrich
|
| Tel: |
021-61415566 800-8193336 |
| Website: |
https://www.sigmaaldrich.cn |
|