Sodium hydroxide monohydrate

一水合氢氧化钠

Also known as: Sodium hydroxide hydrate (1:1:1), Sodium hydroxide, monohydrate, Sodium hydroxide monohydrate

Sodium hydroxide monohydrate (CAS 12179-02-1) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H3NaO2 and a molecular weight of 58.01240 g/mol. It is also known as Sodium hydroxide hydrate (1:1:1) and Sodium hydroxide, monohydrate. Key properties include a melting point of 318.4ºC, a boiling point of 1390ºC, a density of 2.13 and a flash point of 1390ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12179-02-1
Jingsj CID
J-30908-0
Molecular Formula
H3NaO2
Chinese Name
一水合氢氧化钠
Molecular Weight
58.01240 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point318.4ºC
Boiling Point1390ºC
Density2.13
Flash Point1390ºC

Frequently Asked Questions

What is the CAS number of Sodium hydroxide monohydrate?

The CAS number of Sodium hydroxide monohydrate is 12179-02-1.

What are the molecular formula and molecular weight of Sodium hydroxide monohydrate?

Sodium hydroxide monohydrate has molecular formula H3NaO2 and molecular weight 58.01240 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium hydroxide monohydrate (CAS 12179-02-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30908-0 (accessed 2026-10-23).

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