Cobalt chloride
Also known as: COBALT(II) CHLORIDE, ANHYDROUS, Cobalt chloride (CoCl2), Cobalt chloride (ous), Cobalt muriate, Cobalt(II) chloride, EINECS 231-589-4, MFCD00010938, cobalt dichloride, cobaltchloride(cocl2), cobaltmuriate, dichlorocobalt
Cobalt chloride (CAS 7646-79-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Cl2Co and a molecular weight of 129.839 g/mol. Key properties include a melting point of 735ºC, a boiling point of 1049ºC, a density of 3.35 and a flash point of 500°C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H318 — Causes serious eye damage. It is listed by 1 supplier, from 0.80 to 1,710.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 7646-79-9
- Jingsj CID
- J-21501-9
- Molecular Formula
- Cl2Co
- Molecular Weight
- 129.839 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 99% 500g | ¥400.00 | $0.12 /gBest ¥0.80/g CNY | CN China MOQ 500g | |
In Stock | 99.70% 500g | ¥1,002.00 | $0.3 /g ¥2.00/g CNY | CN China MOQ 500g | |
In Stock | 99% 100g | ¥200.00 | $0.3 /g ¥2.00/g CNY | CN China MOQ 100g |
Physicochemical Properties
| Melting Point | 735ºC |
|---|---|
| Boiling Point | 1049ºC |
| Density | 3.35 |
| Flash Point | 500°C |
| Exact Mass | 128.870911 |
| LogP | 1.37900 |
| Appearance | beads |
| Vapor Pressure | 33900mmHg at 25°C |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H317 — May cause an allergic skin reaction
- H318 — Causes serious eye damage
- H334 — May cause allergy or asthma symptoms if inhaled
- H341 — Suspected of causing genetic defects
- H410 — Very toxic to aquatic life with long lasting effects
Customs & Trade Information
| HS Code | 2827393000 |
|---|
Frequently Asked Questions
What is the CAS number of Cobalt chloride?
The CAS number of Cobalt chloride is 7646-79-9.
What are the molecular formula and molecular weight of Cobalt chloride?
Cobalt chloride has molecular formula Cl2Co and molecular weight 129.839 g/mol.
Which suppliers offer Cobalt chloride?
1 supplier(s) listed; reference unit price ¥0.80–1710.00 /g.
Is Cobalt chloride hazardous?
Cobalt chloride has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H318 — Causes serious eye damage.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Cobalt chloride (CAS 7646-79-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21501-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.