Na2O8S2
238.11 g/mol
Industrial ChemicalDanger
Sodium persulfate
CAS7775-27-1EC231-892-1
Category
Industrial Chemical
Compound Class
Inorganic Salt
Primary Use
Bleaching and oxidizing agent
Sodium persulfate is an inorganic compound and the sodium salt of peroxydisulfuric acid. It is a white solid that dissolves in water and is primarily used as a bleaching and oxidizing agent.
Bleaching agentOxidizing agent in chemical reactions
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Potassium persulfate
CAS7727-21-1
oxidizing agent for polymerization initiator
StrongSame Parent
Ammonium persulfate
CAS7727-54-0
Bleaching agent and oxidizer
ReferenceSame Category
Calcium sulfate
CAS7778-18-9
Cement and plaster production
ReferenceSame Category
Calcium hypochlorite
CAS7778-54-3
water disinfectant and bleaching agent
ReferenceSame Category
Zinc nitrate
CAS7779-88-6
mordant in dyeing and resin catalyst
ReferenceSame Category
Zinc phosphate
CAS7779-90-0
corrosion resistant coating pigment
Safety Reference
Danger
H272May intensify fire; oxidizer
H302Harmful if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
H371May cause damage to organs
H316Causes mild skin irritation
H320Causes eye irritation
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Sodium persulfate (CAS 7775-27-1) is 2833.40.
HS code (international, 6-digit)
2833.40
EU CN code (8-digit)
2833 40 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
disodium;sulfonatooxy sulfate
InChIKey
CHQMHPLRPQMAMX-UHFFFAOYSA-L
SMILES
[O-]S(=O)(=O)OOS(=O)(=O)[O-].[Na+].[Na+]
Synonyms (18)
- DISODIUM PEROXODISULFATE
- Disodium peroxodisulphate
- Disodium peroxydisulfate
- ORISTAR SP
- Persulfate de sodium
- Persulfate de sodium [French]
- SODIUM PERSULFATE (NA2S2O8)
- Sodium peroxodisulfate
- Sodium peroxydisulfate
- Sodium peroxydisulphate
- Sodium persulfate
- disodium;sulfonatooxy sulfate
- sodium peroxidisulfate
- sodium persulphate
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