samarium(III) hydroxide hydrate
氢氧化钐(III)水合物
Also known as: samarium hydroxide, samarium trihydroxide, samarium(III) hydroxide, samarium hydroxide hydrate, samarium(3+):trihydroxide
samarium(III) hydroxide hydrate (CAS 20403-06-9) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H3O3Sm and a molecular weight of 201.38200 g/mol. It is also known as samarium hydroxide, samarium trihydroxide and samarium(III) hydroxide. Key property: a boiling point of 100ºC at 760mmHg. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 20403-06-9
- Jingsj CID
- J-17685-7
- Molecular Formula
- H3O3Sm
- Chinese Name
- 氢氧化钐(III)水合物
- Molecular Weight
- 201.38200 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 100ºC at 760mmHg |
|---|---|
| Exact Mass | 202.92800 |
| PSA | 60.69000 |
| Appearance | Lump/Powder |
| Vapor Pressure | 24.5mmHg at 25°C |
| Additional Property | Soluble in water and moderately soluble in strong mineral acids. |
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 samarium(III) hydroxide hydrate?
The CAS number of samarium(III) hydroxide hydrate is 20403-06-9.
What are the molecular formula and molecular weight of samarium(III) hydroxide hydrate?
samarium(III) hydroxide hydrate has molecular formula H3O3Sm and molecular weight 201.38200 g/mol.
Is samarium(III) hydroxide hydrate hazardous?
samarium(III) hydroxide hydrate 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 and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "samarium(III) hydroxide hydrate (CAS 20403-06-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17685-7 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.