Sodium hydrogen disilicate-hydrate

水合二硅酸氢钠

Also known as: pentasodium,hydroxy-dioxido-trioxidosilyloxysilane,hydrate, sodium hydrogen disilicate-hydrate

Sodium hydrogen disilicate-hydrate (CAS 38785-33-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H3Na5O8Si2 and a molecular weight of 302.13900 g/mol. It is also known as pentasodium,hydroxy-dioxido-trioxidosilyloxysilane,hydrate and sodium hydrogen disilicate-hydrate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38785-33-0
Jingsj CID
J-1377470-9
Molecular Formula
H3Na5O8Si2
Chinese Name
水合二硅酸氢钠
Molecular Weight
302.13900 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Sodium hydrogen disilicate-hydrate?

The CAS number of Sodium hydrogen disilicate-hydrate is 38785-33-0.

What are the molecular formula and molecular weight of Sodium hydrogen disilicate-hydrate?

Sodium hydrogen disilicate-hydrate has molecular formula H3Na5O8Si2 and molecular weight 302.13900 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Sodium hydrogen disilicate-hydrate (CAS 38785-33-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1377470-9 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.