Ammonium thiosulphate, 99%
Buy Ammonium thiosulphate, 99% (CAS 7783-18-8) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 500 g.
About Ammonium thiosulphate, 99%
Zemixal supplies Ammonium thiosulphate, 99% within its inorganic Chemicals, Metals & Advanced Materials portfolio. For your records (Extra Pure), the material is defined by CAS 7783-18-8, formula H8N2O3S2 and molar mass 148.21 g/mol. It is described as white powder, crystals, crystalline powder or chunks.
Use cases we see most often
- Materials research
- Chemical synthesis
Handling and storage
Reported physical data: melting point 150 °C. Handle with the usual laboratory precautions and consult the SDS supplied with each lot.
Order it in 500 g, 5 kg and 4 x 25 kg packs or ask for a bulk quotation. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Materials research
- Chemical synthesis
Applications
Grade guides
Specifications and identifiers
| Product name | Ammonium thiosulphate, 99% |
|---|---|
| Catalogue number | ZX-015060 |
| CAS number | 7783-18-8 |
| IUPAC name | diazanium;dioxido-oxo-sulfanylidene-lambda6-sulfane |
| Molecular formula | H8N2O3S2 |
| Molar mass | 148.21 g/mol |
| Exact mass | 147.9976 |
| Grade | Extra Pure |
| Purity / assay | 99% |
| Physical form | Crystalline |
| Appearance | White powder, crystals, crystalline powder or chunks |
| Melting point | 150 °C |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 106 Ų |
| HS code | 28323090 |
| InChIKey | XYXNTHIYBIDHGM-UHFFFAOYSA-N |
| SMILES | [NH4+].[NH4+].[O-]S(=O)(=S)[O-] |
| PubChem CID | 6096946 |
| Synonyms | Ammonium thiosulfate, Thio-Sul, Ammonium hyposulfite, Diammonium thiosulfate, Ammo hypo, Thiosulfuric acid, diammonium salt, Ammonium thiosulfate ((NH4)2S2O3), Thiosulfuric acid (H2S2O3), diammonium salt, diammonium sulfurothioate, bisammonium sulfurothioate, Ammonium thiosulfate, 96%, Thiosulfuric acid (H2S2O3) ammonium salt (1:2) |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.
Pack sizes
| 500 g | Quoted on request | |
| 5 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Ammonium thiosulphate, 99%
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