Rubidium carbonate
Also known as: Dirubidium carbonate, Carbonic acid dirubidium salt, Dirubidium monocarbonate, Rubidium carbonate (6CI,7CI)
Rubidium carbonate (CAS 584-09-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CO3Rb2 and a molecular weight of 230.945 g/mol. Key properties include a melting point of 837 °C, a boiling point of 333.6ºC at 760mmHg and a flash point of 169.8ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 3 suppliers, 2 of which publish reference prices, from 4.40 to 42.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 584-09-8
- Jingsj CID
- J-16963-5
- Molecular Formula
- CO3Rb2
- Molecular Weight
- 230.945 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to OrderPlatform-operated | 99% 500g | ¥2,200.00 | $0.66 /gBest ¥4.40/g CNY | CN China MOQ 500g | |
In Stock | 99% 25g | ¥316.00 | $1.89 /g ¥12.64/g CNY | CN China MOQ 25g | |
In Stock | 99% 5g | ¥83.00 | $2.48 /g ¥16.60/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | 837 °C |
|---|---|
| Boiling Point | 333.6ºC at 760mmHg |
| Flash Point | 169.8ºC |
| Exact Mass | 229.808334 |
| PSA | 63.19000 |
| Additional Property | soluble |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of Rubidium carbonate?
The CAS number of Rubidium carbonate is 584-09-8.
What are the molecular formula and molecular weight of Rubidium carbonate?
Rubidium carbonate has molecular formula CO3Rb2 and molecular weight 230.945 g/mol.
Which suppliers offer Rubidium carbonate?
3 supplier(s) listed; reference unit price ¥4.40–42.00 /g.
Is Rubidium carbonate hazardous?
Rubidium carbonate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
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 carbonate (CAS 584-09-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16963-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.