Na2O5Si2
182.15 g/mol
Industrial ChemicalDanger
Disodium disilicate
CAS13870-28-5EC237-623-4
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Surfactant in washing-cleaning products
Disodium disilicate is an inorganic compound belonging to the family of sodium silicates. It appears as a colorless transparent solid or white powder, is soluble in water, and is primarily used as a surfactant in washing and cleaning products.
surfactant in washing and cleaning products
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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chelating agent and personal care ingredient
ReferenceSame Category
Benzododecinium chloride
CAS139-07-1
antiseptic and disinfectant surfactant
ReferenceSame Category
Myristalkonium chloride
CAS139-08-2
Surfactant and biocide
Safety Reference
Danger
H318Causes serious eye damage
H314Causes severe skin burns and eye damage
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Disodium disilicate (CAS 13870-28-5) is 2839.19.
HS code (international, 6-digit)
2839.19
EU CN code (8-digit)
2839 19 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;oxido-[oxido(oxo)silyl]oxy-oxosilane
InChIKey
OQEVSCYDUYRAAM-UHFFFAOYSA-N
SMILES
[O-][Si](=O)O[Si](=O)[O-].[Na+].[Na+]
Synonyms (13)
- BRITESIL H 20 PLUS
- DISILICATO DI DISODIO
- Disodium disilicate
- HOLLISIL 26
- SILICATE D
- SODIO DISILICATO
- SODIUM SILICATE (NA2SI2O5)
- sodium disilicate
- sodium disilicate n-hydrate
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