三氧化二钐，CAS 登记号 12060-58-1，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于无机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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Samarium (III) oxide · CAS 12060-58-1 · O3Sm2. UNII 91N8739X2N. Density: 8.347 @25 °C.
| CAS Registry Number | 12060-58-1 |
|---|---|
| PubChem CID | 159425 |
| Molecular formula | O3Sm2 |
| IUPAC name | tris(oxygen(2-));bis(samarium(3+)) |
| UNII (FDA) | 91N8739X2N |
| Molecular Weight | 348.7 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 353.82670 |
| Monoisotopic Mass | 351.82422 |
| Topological Polar Surface Area | 3 |
| Heavy Atom Count | 5 |
| Formal Charge | 0 |
| Complexity | 0 |
| Density | 8.347 @25 °C |
|---|
| GHS notification summary | 55.4% (129 / 233) |
|---|
| GHS notification summary | 55.4% (129 / 233) |
|---|---|
| Reported hazard statements | H400 (44.6%), H410 (44.6%) |
This chemical does not meet GHS hazard criteria for 55.4% (129 of 233) of all reports.
H400 (44.6%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
Samarium oxide; Samarium(III) oxide; 12060-58-1; Samaria; Samarium oxide (Sm2O3); Samarium sesquioxide; Samarium trioxide; Disamarium trioxide; Samarium(3+) oxide; Sm2O3; 91N8739X2N; RefChem:181079; DTXCID5030163; 235-043-6; DTXSID4051611; Samarium (III) oxide
CAS 12060-58-1; molecular formula O3Sm2; molecular weight — g/mol.
Samarium oxide, Samarium(III) oxide, 12060-58-1, Samaria, Samarium oxide (Sm2O3), Samarium sesquioxide.
55.4% of GHS notifications report no hazard classification (129 of 233).
Density: 8.347 @25 °C.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.