Cobalt(III) oxide black
三氧化二钴
Also known as: BLACKCOBALTICOXIDE, COBALT(III) OXIDE BLACK, COBALT(III) OXIDE BLACK, PURE, COBALT(III) OXIDE R. G., FOR THE DETERMI NATION OF SULFUR, Cabalt trioxide, Cobalt(Ⅱ，Ⅲ）oxide, Cobaltic oxide monohydrate, EINECS 215-157-2, cobalt(iii)oxide, dicobalttrioxide, oxo(oxocobaltiooxy)cobalt
Cobalt(III) oxide black (CAS 1308-04-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Co2O3 and a molecular weight of 165.86500 g/mol. It is also known as BLACKCOBALTICOXIDE, COBALT(III) OXIDE BLACK and COBALT(III) OXIDE BLACK, PURE. Key properties include a melting point of 895 °C (dec.)(lit.) and a density of 6.11 g/mL at 25 °C(lit.). It is listed by 1 supplier(s); request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 1308-04-9
- Jingsj CID
- J-1001499-4
- Molecular Formula
- Co2O3
- Chinese Name
- 三氧化二钴
- Molecular Weight
- 165.86500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
Supplier Offers
1| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99.9% 500g | - | - | CN China MOQ 500g | |
Made to Order | 99.9% 1kg | - | - | CN China MOQ 1kg | |
Made to Order | 99.9% 25kg | - | - | CN China MOQ 25kg |
Physicochemical Properties
| Melting Point | 895 °C (dec.)(lit.) |
|---|---|
| Density | 6.11 g/mL at 25 °C(lit.) |
Frequently Asked Questions
What is the CAS number of Cobalt(III) oxide black?
The CAS number of Cobalt(III) oxide black is 1308-04-9.
What are the molecular formula and molecular weight of Cobalt(III) oxide black?
Cobalt(III) oxide black has molecular formula Co2O3 and molecular weight 165.86500 g/mol.
Which suppliers offer Cobalt(III) oxide black?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cobalt(III) oxide black (CAS 1308-04-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1001499-4 (accessed 2026-10-22).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.