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Sodium aluminum sulfate

硫酸铝钠十二水

Also known as: Aluminum sodium disulfate, Aluminum sodium sulfate, Aluminium sodium bis(sulfate), SODIUM ALUM, Alum, sodium, Sodium aluminium sulfate, Sulfuric acid, aluminum sodium salt, UNII-0CM6A697VV, EINECS 233-277-3, aluminum,sodium,disulfate

Sodium aluminum sulfate (CAS 10102-71-3) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula AlH3NaO8S2 and a molecular weight of 245.12000 g/mol. It is also known as Aluminum sodium disulfate, Aluminum sodium sulfate and Aluminium sodium bis(sulfate). Key properties include a melting point of ~60℃ [MER06], a boiling point of 330ºC at 760mmHg and a density of 1.610. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
10102-71-3
Jingsj CID
J-37664-6
Molecular Formula
AlH3NaO8S2
Chinese Name
硫酸铝钠十二水
Molecular Weight
245.12000 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point~60℃ [MER06]
Boiling Point330ºC at 760mmHg
Density1.610
Exact Mass244.89800
PSA177.28000
Vapor Pressure3.35E-05mmHg at 25°C
Additional Propertyg anhydrous/100 g H2O: 37.4 (0°C), 39.7 (20°C), 43.8 (40°C) [LAN05]; insoluble alcohol [MER06]

Frequently Asked Questions

What is the CAS number of Sodium aluminum sulfate?

The CAS number of Sodium aluminum sulfate is 10102-71-3.

What are the molecular formula and molecular weight of Sodium aluminum sulfate?

Sodium aluminum sulfate has molecular formula AlH3NaO8S2 and molecular weight 245.12000 g/mol.

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

Last updated:

How to cite: Jingsj. "Sodium aluminum sulfate (CAS 10102-71-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37664-6 (accessed 2026-10-28).

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