Cobalt(II) phosphate octahydrate
Also known as: cobalt(2+),diphosphate,octahydrate, Cobalt(II) phosphate hydrate, Cobalt orthophosphate octahydrate, Cobalt phosphate octahydrate
Cobalt(II) phosphate octahydrate (CAS 10294-50-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Co3H16O16P2 and a molecular weight of 510.86500 g/mol. Key properties include a melting point of 200ºC, a boiling point of 158ºC at 760 mmHg and a density of 2.769 g/cm3. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. It is listed by 2 suppliers, from 3.00 to 4,000.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 10294-50-5
- Jingsj CID
- J-27126-8
- Molecular Formula
- Co3H16O16P2
- Molecular Weight
- 510.86500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 98% 500g | ¥1,500.00 | $0.45 /gBest ¥3.00/g CNY | CN China MOQ 500g | |
Made to Order | 98% 100g | ¥400.00 | $0.6 /g ¥4.00/g CNY | CN China MOQ 100g | |
In Stock | 98% 500g | ¥2,280.00 | $0.68 /g ¥4.56/g CNY | CN China MOQ 500g |
Physicochemical Properties
| Melting Point | 200ºC |
|---|---|
| Boiling Point | 158ºC at 760 mmHg |
| Density | 2.769 g/cm3 |
| Exact Mass | 510.79100 |
| PSA | 265.96000 |
| LogP | 0.25760 |
| Additional Property | Slightly soluble in water. Soluble in mineral acids. |
GHS Safety & Compliance
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H334 — May cause allergy or asthma symptoms if inhaled
- H335 — May cause respiratory irritation
- H351 — Suspected of causing cancer
Frequently Asked Questions
What is the CAS number of Cobalt(II) phosphate octahydrate?
The CAS number of Cobalt(II) phosphate octahydrate is 10294-50-5.
What are the molecular formula and molecular weight of Cobalt(II) phosphate octahydrate?
Cobalt(II) phosphate octahydrate has molecular formula Co3H16O16P2 and molecular weight 510.86500 g/mol.
Which suppliers offer Cobalt(II) phosphate octahydrate?
2 supplier(s) listed; reference unit price ¥3.00–4000.00 /g.
Is Cobalt(II) phosphate octahydrate hazardous?
Cobalt(II) phosphate octahydrate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.
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(II) phosphate octahydrate (CAS 10294-50-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27126-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.