Ammonium persulfate
An inorganic ammonium salt in which two of the terminal hydroxy groups of peroxydisulfuric acid are deprotonated and associated with ammonium ions as counter-cations. — ChEBI
Safety documents & references
1 indexed referencesFind a product-specific SDS
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Identity & molecular properties
Source-linked values| CAS number | 7727-54-0 | ChEBI ↗ |
| Molecular formula | 2H4N.O6S2 | ChEBI ↗ |
| Molar mass | 196.206 g/mol | ChEBI ↗ |
| Monoisotopic mass | 195.98238 Da | ChEBI ↗ |
| Formal charge | 0 | ChEBI ↗ |
| ChEBI identifier | CHEBI:156543 | ChEBI ↗ |
Names & structural identifiers
Copy any identifierammonium persulfatediammonium [(sulfonatoperoxy)sulfonyl]oxidanideVAZSKTXWXKYQJF-UHFFFAOYSA-NO=S([O-])OOS(=O)[O-].[NH4+].[NH4+]InChI=1S/2H3N.H2O6S2/c;;1-7(2)5-6-8(3)4/h2*1H3;(H,1,2)(H,3,4)Names & synonyms
Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.
Classification & relationships
ChEBI ontologyRoles recorded in ChEBI
Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.
Safety classification · Japan
NITE / Japanese governmentDiammonium peroxydisulfate · R06-C-106-JNIOSH
| Endpoint | Reported classification |
|---|---|
| Respiratory sensitization | Category 1 |
Selected source-reported endpoints. Other endpoints, rationales and conditions remain in the original classification. Missing or unlisted information does not mean non-hazardous. This is not a global classification or transport decision.
Read the original NITE classificationMass ↔ amount of substance
Calculated from sourced massUses 196.206 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.
Research & patent references
Selected source associationsSources & record history
Checked 27 Sep 2026Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0
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