Grundinformationen
- Standard-SMILES
[Na+].[Na+].[Na+].[Na+].[O-][Si]([O-])([O-])[O-]- InChIKey
POWFTOSLLWLEBN-UHFFFAOYSA-N- Summenformel
- Na4SiO4
- Durchschnittliche Molmasse
- 184,04 g/mol
- Monoisotopische Masse
- 183,91566213
Überblick
Sodium orthosilicate appears as a white flaky solid. Strongly irritates skin, eyes, and mucous membranes. Used as a cleaning agent.
Namen und Bezeichner
- Bevorzugter Name
- Sodium orthosilicate
- IUPAC
- tetrasodium;silicate
- Lokaler Name
- Tetranatriumorthosilicat
- Englischer Name
- SODIUM ORTHOSILICATE
- Summenformel
- Na4O4Si
- Molmasse
- 184.04
Namen und Synonyme
Weitere Namen anzeigen
Datenbank-Bezeichner
- CAS
13472-30-5- PubChem CID
- 26051
- DTXSID
DTXSID6065501- UNII
- TEU2JIC5PA
- EC Number
- 236-741-3
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 92,2 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 4
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 9
- Formalladung
- 0
- Komplexität
- 19,1
Experimentelle und physikochemische Eigenschaften
Physical Description
Sodium orthosilicate appears as a white flaky solid. Strongly irritates skin, eyes, and mucous membranes. Used as a cleaning agent.
White powder; [Strem Chemicals MSDS]
Physikochemische Eigenschaften
- Schmelzpunkt
- 1018 °C · 1018°C
- storage temp.
- 5 ° · below 5° C
- Aggregatzustand
- Crystalline
- Farbe
- White
- Wasserlöslichkeit
- Soluble in water.
- EPA chemische Informationen
- Silicic acid (H4SiO4), sodium salt (1:4) (13472-30-5)
Sicherheit und Regulatorisches
GHS-Klassifizierung
GHS Classification
Danger
H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P260, P261, P264, P271, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P319, P321, P363, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 4 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Danger
H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Gefahrenhinweise
Regulatory Information
Chemical: Silicic acid (H4SiO4), tetrasodium salt
Silicic acid (H4SiO4), tetrasodium salt: Does not have an individual approval but may be used under an appropriate group standard
Reactivity Profile
Salts, basic, such as SODIUM ORTHOSILICATE, are generally soluble in water. The resulting solutions contain moderate concentrations of hydroxide ions and have pH's greater than 7.0. They react as bases to neutralize acids. These neutralizations generate heat, but less or far less than is generated by neutralization of the bases in reactivity group 10 (Bases) and the neutralization of amines. They usually do not react as either oxidizing agents or reducing agents but such behavior is not impossible.
Sicherheit und Schutzausrüstung
Toxikologische Informationen
Sicherheitsdaten
- tsca
- TSCA listed
- ridadr
- 3262
- risk_code
- 34
- safety_code
- 26-36/37/39
- hazard_class
- 8
- packing_group
- II
Chemie und Industrie
Verwendung und Herstellung
Anwendungen
VerwendenIt is used as a degreasant, industrial alkaline detergents, water treatment (boiler-feed); adhesives, builder in soaps.
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