Antimony(III) sulfide CAS 1345-04-6
| CAS No. | 1345-04-6 |
| Molecular Formula | S3Sb2 |
| Molecular Weight | 339.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies Antimony(III) sulfide (CAS 1345-04-6), a certified reference material (molecular formula S3Sb2, MW 339.72 g/mol) for analytical method development and quality control.
Owing to sulfur-containing functionality, Antimony(III) sulfide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 339.72 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
As a certified reference material (CRM), Antimony(III) sulfide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | S3Sb2 |
| Molecular Weight | 339.72 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Freely soluble in water |
| Stability | Stable under recommended storage conditions |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 3 |
Related Antimony Standards
- Antimony pentoxide (CAS 1314-60-9)
- Antimony(III) Bromide (CAS 7789-61-9)
- ANTIMONY(V) CHLORIDE (CAS 7647-18-9)
- Antimony trioxide (CAS 1309-64-4)
- Antimony pentasulfide (CAS 1315-04-4)
- Antimony ethoxide (CAS 10433-06-4)
- 594-31-0 Antimony, dichlorotriphenyl- Dichlorotriphenylantimony Antimony, triphenyldichloride BRN 4142072 Dichlorid trifenylantimonicny [Czech] Dichlorotriphenylstibine EINECS 209-834-1 NSC 179782 NSC 432 Stibine, triphenyl-, dichloride (6CI) Triphenylantimony dichloride Triphenylstibine dichloride Dichlorid trifenylantimonicny (CAS 594-31-0)
- Antimony(III) chloride (CAS 10025-91-9)
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Why CATO?
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