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  7. Potassium peroxydisulfate, ACS, 99.0% min

Potassium peroxydisulfate, ACS, 99.0% min

Catalog No. AA4693930
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1 kg
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AA4693930 250 g
AA46939A1 1 kg
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Catalog No. AA4693930 Supplier Thermo Scientific Chemicals Supplier No. 04693930
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Description

CAS: 7727-21-1 | K2O8S2 | 270.309 g/mol

Potassium persulfate is a powerful oxidant, commonly used to initiate polymerizations. Potassium Persulphate used for bleaching and textile desizing, as an oxidizing agent and antiseptic, in purification of ammonium sulfate, and in the manufacture of soap and pharmaceuticals. It is also used as al laboratory oxidant and photography chemical. It is a food additive.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7727-21-1
Molecular Formula K2O8S2
Molecular Weight (g/mol) 270.309
MDL Number MFCD00011386
InChI Key USHAGKDGDHPEEY-UHFFFAOYSA-L
Synonym potassium persulfate, anthion, potassium peroxydisulfate, potassium peroxodisulfate, dipotassium peroxydisulfate, potassium peroxydisulphate, dipotassium persulfate, caswell no. 700, dipotassium peroxodisulphate, unii-6b86k0mczc
PubChem CID 24412
IUPAC Name dipotassium;sulfonatooxy sulfate
SMILES [O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+].[K+]

Specifications

Melting Point 100°C (dec.)
Color White
Physical Form Crystalline
Quantity 250 g
Linear Formula K2S2O8
UN Number UN1492
Merck Index 14,7656
Solubility Information It is highly soluble in water. It is insoluble in alcohol.
Formula Weight 270.31
Percent Purity ≥99.0%
Grade ACS
Odor Odorless
Density 2.477 g/mL
Chemical Name or Material Potassium peroxydisulfate
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Safety and Handling

Hazard Category H272-H302-H315-H317-H319-H334-H335
Hazard Statement GHS H Statement
H334-H272-H302-H335-H315-H319-H317
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May intensify fire
oxidizer.
Harmful if swallowed.
May cause respiratory irritation.
Causes skin irritation.
Causes serious eye irritation.
May cause an allergic skin reaction.
Precautionary Statement P210-P220-P221-P261-P264b-P270-P271-P272-P280-P285-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P333+P313-P342+P311-P362-P370+P378q-P501c
DOTInformation Transport Hazard Class: 5.1; Packing Group: III; Proper Shipping Name: POTASSIUM PERSULFATE
EINECSNumber 231-781-8
RTECSNumber SE0400000
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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