Erbium(III) sulfate octahydrate
Also known as: Erbium sulfate octahydrate, Erbium(III) sulfate octahydrate, Erbium(3+) trisulfate octahydrate, Sulfuric acid, erbium(3+) salt (3:2), octahydrate
Erbium(III) sulfate octahydrate (CAS 10031-52-4) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Er2H16O20S3 and a molecular weight of 766.83 g/mol. Key properties include a melting point of °Cd ec.) and a density of 3.21. It is listed by 2 suppliers, 1 of which publish reference prices, from 2.40 to 12.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 10031-52-4
- Jingsj CID
- J-30275-7
- Molecular Formula
- Er2H16O20S3
- Molecular Weight
- 766.83 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to OrderPlatform-operated | 99% 500g | ¥1,200.00 | $0.36 /gBest ¥2.40/g CNY | CN China MOQ 500g | |
Made to OrderPlatform-operated | 99% 100g | ¥500.00 | $0.75 /g ¥5.00/g CNY | CN China MOQ 100g | |
Made to OrderPlatform-operated | 99% 25g | ¥300.00 | $1.8 /g ¥12.00/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | °Cd ec.) |
|---|---|
| Density | 3.21 |
| Exact Mass | 763.80000 |
| PSA | 339.76000 |
| SMILES | O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Er+3].[Er+3] |
| InChIKey | SMNPRCXUVYGCAE-UHFFFAOYSA-H |
| InChI | 1S/2Er.3H2O4S.8H2O/c;;3*1-5(2,3)4;;;;;;;;/h;;3*(H2,1,2,3,4);8*1H2/q2*+3;;;;;;;;;;;/p-6 |
Frequently Asked Questions
What is the CAS number of Erbium(III) sulfate octahydrate?
The CAS number of Erbium(III) sulfate octahydrate is 10031-52-4.
What are the molecular formula and molecular weight of Erbium(III) sulfate octahydrate?
Erbium(III) sulfate octahydrate has molecular formula Er2H16O20S3 and molecular weight 766.83 g/mol.
Which suppliers offer Erbium(III) sulfate octahydrate?
2 supplier(s) listed; reference unit price ¥2.40–12.00 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Erbium(III) sulfate octahydrate (CAS 10031-52-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-30275-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.