原硅酸四钠

Description

tetrasodium orthosilicate · CAS 13472-30-5 · Na4SiO4. UNII TEU2JIC5PA.

Identification

CAS Registry Number	13472-30-5
PubChem CID	26051
Molecular formula	Na4SiO4
IUPAC name	tetrasodium;silicate
UNII (FDA)	TEU2JIC5PA

Computed Descriptors

Molecular Weight	184.04
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	183.91566214
Monoisotopic Mass	183.91566214
Topological Polar Surface Area	92.2
Heavy Atom Count	9
Formal Charge	0
Complexity	19.1

Physical description & handling notes

• 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]

GHS Hazard Classification

Reported hazard statements	H314 (100%), H335 (100%)

Documented Uses

• Information on 5 consumer products that contain Sodium silicates in the following categories is provided:
• Silicic acid (H4SiO4), sodium salt (1:4): ACTIVE

Synonyms

SODIUM ORTHOSILICATE; 13472-30-5; Tetrasodium orthosilicate; tetrasodium;silicate; Sodium silicate(Na4SiO4); MFCD00014252; Silicic acid (H4SiO4), sodium salt (1:4); Silicic acid (H4SiO4), tetrasodium salt; TEU2JIC5PA; S15075; Sodium silicate (ortho); Dryorth; EINECS 236-741-3; Na4O4Si; UNII-TEU2JIC5PA; NEOORTHO 80

Frequently Asked Questions

What are the CAS number and molecular formula of tetrasodium orthosilicate?

CAS 13472-30-5; molecular formula Na4SiO4; molecular weight — g/mol.

What other names is tetrasodium orthosilicate known by?

SODIUM ORTHOSILICATE, 13472-30-5, Tetrasodium orthosilicate, tetrasodium;silicate, Sodium silicate(Na4SiO4), MFCD00014252.

Is tetrasodium orthosilicate classified as hazardous?

Hazard statements reported: H314, H335.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.