Molekula
Antimony(III) sulfide
Antimony(III) sulfide is a yellow to orange solid used in flame retardants, pigments, and semiconductor applications. It has a molecular formula of S₃Sb₂, a molecular weight of 339.7 g/mol, and is stable at ambient storage conditions. Listed under CAS 1345-04-6, it carries a warning signal word due to its toxicity. Molekula supplies Antimony(III) sulfide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Antimony(III) sulfide is a yellow to orange solid used in flame retardants, pigments, and semiconductor applications. It has a molecular formula of S₃Sb₂, a molecular weight of 339.7 g/mol, and is stable at ambient storage conditions. Listed under CAS 1345-04-6, it carries a warning signal word due to its toxicity. Molekula supplies Antimony(III) sulfide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | dark grey to black powder or crystals |
| Arsenic | 0.06% max |
| Lead | 0.15% max |
| Iron | 0.50% max |
| Acidity | 0.01% max |
| Insoluble Matter | 0.50% max |
| Particle Size | <100 um |
| Sulfur | 0.05% max |
| Humidity | 0.1% max |
| Sulfide | 27.5% min |
| Antimony | 70.5% min |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 1345-04-6 |
| Molecular Formula | S3Sb2 |
| Molecular Weight | 339.7 |
| SMILES | S=[Sb]S[Sb]=S |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2830.90.9000 |
| Tariff Code | 2830901100 |
Safety & GHS
-
Explosive
GHS01
-
Flammable
GHS02
-
Toxic
GHS06
Hazard statements
- H302 Harmful if swallowed
- H332 Harmful if inhaled
- H351 Suspected of causing cancer
- H373 May cause damage to organs through prolonged or repeated exposure
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P391 Collect spillage
- P501 Dispose of contents/container to an approved waste disposal plant
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Antimony(III) sulfide used for?
It is primarily used in the production of flame-retardant materials and as a pigment in ceramics and glass.
What is the chemical formula and molecular weight of Antimony(III) sulfide?
The formula is S3Sb2 and the molecular weight is 339.7 g/mol.
How should Antimony(III) sulfide be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade of Antimony(III) sulfide does Molekula supply?
Molekula supplies Antimony(III) sulfide in technical grade.
Can Molekula supply Antimony(III) sulfide in bulk?
Yes, Molekula can supply Antimony(III) sulfide in bulk quantities upon request.
What documentation comes with an order of Antimony(III) sulfide?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
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