Rubidium sulfate
Also known as: Dirubidium sulfate, Rubidium sulphate, Sulfuric acid, dirubidium salt, Dirubidium monosulfate
Rubidium sulfate (CAS 7488-54-2) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula O4Rb2S and a molecular weight of 266.998 g/mol. Key properties include a melting point of 1050 °C, a boiling point of 1700 °C and a density of 3.613 g/mL at 25 °C(lit.). It is listed by 3 suppliers, 2 of which publish reference prices, from 6.60 to 26.50 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 7488-54-2
- Jingsj CID
- J-9283-2
- Molecular Formula
- O4Rb2S
- Molecular Weight
- 266.998 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 99% 250g | ¥1,650.00 | $0.99 /gBest ¥6.60/g CNY | CN China MOQ 250g | |
Made to OrderPlatform-operated | 99% 500g | ¥4,200.00 | $1.26 /g ¥8.40/g CNY | CN China MOQ 500g | |
In Stock | 99% 50g | ¥450.00 | $1.35 /g ¥9.00/g CNY | CN China MOQ 50g |
Physicochemical Properties
| Melting Point | 1050 °C |
|---|---|
| Boiling Point | 1700 °C |
| Density | 3.613 g/mL at 25 °C(lit.) |
| Exact Mass | 265.775299 |
| PSA | 88.64000 |
| Refractive Index | 1.513 |
| Additional Property | soluble |
Frequently Asked Questions
What is the CAS number of Rubidium sulfate?
The CAS number of Rubidium sulfate is 7488-54-2.
What are the molecular formula and molecular weight of Rubidium sulfate?
Rubidium sulfate has molecular formula O4Rb2S and molecular weight 266.998 g/mol.
Which suppliers offer Rubidium sulfate?
3 supplier(s) listed; reference unit price ¥6.60–26.50 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Rubidium sulfate (CAS 7488-54-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9283-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.