Potassium sulfate
Also known as: Dipotassium sulfate, Sulfuric acid dipotassium salt, Arcanum duplicatum, Glazier's salt, Kalii sulfas, Kalium sulphuricum, Kaliumsulfat, Monopotassium sulfate, Salt of leMery, Sal polychrestum, sop
Potassium sulfate (CAS 7778-80-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula K2O4S and a molecular weight of 174.259 g/mol. Key properties include a melting point of 1067°C, a boiling point of 1689°C, a density of 2.66 and a flash point of 1689°C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 7778-80-5
- Jingsj CID
- J-1991275-5
- Molecular Formula
- K2O4S
- Molecular Weight
- 174.259 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 1067°C |
|---|---|
| Boiling Point | 1689°C |
| Density | 2.66 |
| Flash Point | 1689°C |
| Exact Mass | 173.879135 |
| PSA | 88.64000 |
| Additional Property | 110 g/L (20 ºC) |
Customs & Trade Information
| HS Code | 3105100090 |
|---|
Frequently Asked Questions
What is the CAS number of Potassium sulfate?
The CAS number of Potassium sulfate is 7778-80-5.
What are the molecular formula and molecular weight of Potassium sulfate?
Potassium sulfate has molecular formula K2O4S and molecular weight 174.259 g/mol.
Which suppliers offer Potassium sulfate?
1 supplier(s) listed; request a quote for pricing.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Potassium sulfate (CAS 7778-80-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991275-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.