Ammonium persulfate
Also known as: Ammonium persulphate, Ammonium peroxydisulfate, Ammonium peroxydisulphate, APS, AP, Diammonium persulfate, Diammonium peroxydisulfate
Ammonium persulfate (CAS 7727-54-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H8N2O8S2 and a molecular weight of 228.202 g/mol. Key properties include a melting point of 120 °C and a density of 1.98. It is classified under GHS with signal word Danger and hazard statements H272, H302 — Harmful if swallowed and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7727-54-0
- Jingsj CID
- J-1043137-9
- Molecular Formula
- H8N2O8S2
- Molecular Weight
- 228.202 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 120 °C |
|---|---|
| Density | 1.98 |
| Exact Mass | 227.972198 |
| PSA | 150.44000 |
| LogP | 1.34960 |
| Additional Property | 7.9 (vs air) |
| Refractive Index | 1.50 |
| Additional Property | 582 g/L (20 ºC) decomposes |
GHS Safety & Compliance
- H272
- H302 — Harmful if swallowed
- H315 — Causes skin irritation
- H317 — May cause an allergic skin reaction
- H319 — Causes serious eye irritation
- H334 — May cause allergy or asthma symptoms if inhaled
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2833400000 |
|---|
Frequently Asked Questions
What is the CAS number of Ammonium persulfate?
The CAS number of Ammonium persulfate is 7727-54-0.
What are the molecular formula and molecular weight of Ammonium persulfate?
Ammonium persulfate has molecular formula H8N2O8S2 and molecular weight 228.202 g/mol.
Is Ammonium persulfate hazardous?
Ammonium persulfate has GHS signal word Danger and hazard statements H272; H302 — Harmful if swallowed; H315 — Causes skin irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ammonium persulfate (CAS 7727-54-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1043137-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.