Potassium Persulphate 98%

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Price: £8.66

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Stock Availability

On Shelf - Approx. UK delivery date: Friday the 29th August 2025*

In bulk stock - ships within 10 - 15 Working Days (Excluding weekends and public holidays)

4 to 6 weeks approx. (Not guaranteed)

UK Shipping

Unfortunately, we are not currently accepting orders for Northern Ireland.

We can only ship to the following postcodes where a Royal Mail postal option has been chosen at checkout.

AB, DD, DG3, DG4, DG6 - DG9, EH, FK, G, HS, IM, IV, KA, KW, KY, ML, PA, PH, PO30 - PO41, TD, TR21 - TR25, ZE

* We will always try to ship as early as possible. Delivery could be much quicker than stated but is not guaranteed

Applications

Polymerisation initiator
Bleaching agent
Algal growth inhibitor
Cleaner and degreaser
Electroplating
Titrations

General

What is Potassium Persulphate? Potassium Persulphate (chemical formula K₂S₂O₈) is an inorganic compound widely used as a strong oxidising agent in various industrial, chemical, and laboratory applications. It is a white, crystalline powder that is highly soluble in water.

Consistent Quality: We use only carefully sourced Potassium Persulphate 98%, ensuring reliable and consistent performance in chemical, industrial, and laboratory applications.

Shipped from Manchester, UK Facility: Sourced and packaged in non-toxic, chemical-resistant containers, ensuring safe handling and maintaining the product’s quality during transport.

Frequent Uses

Polymerisation Initiator
Widely used as an initiator in the polymerisation of acrylates, styrenes, and other monomers. It helps start and control polymerisation reactions in the production of plastics and synthetic rubbers.

Electroplating

In electroplating, it is used to clean metal surfaces before plating, ensuring better adhesion of metal coatings and improving the quality of electroplated items.

Specification

Minimum Assay: <98%
Molecular Formula: K2S2O8
Molecular Weight: 270.31
Solubility in Water (% weight): 27 g/l @ 20 C - completely soluble
Chloride (Cl): <0.001%
Heavy Metals (as Pb): <0.001%
Iron (Fe): <0.0006%
Manganese (Mn): <0.00007%

Hazards

Packing Group: 3

Hazard Phrases: May intensify fire; oxidiser. Harmful if swallowed. Causes skin irritation. May cause an allergic skin reaction. Causes serious eye irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause respiratory irritation.

Prec Phrases: Keep/Store away from clothing/ Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician.

oxidiser CLP Image respiratory CLP Image Harmful CLP Image

Cas No: 7727-21-1

Einecs No: 231-781-8

UN1492

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Code	Pack	Price
GPC9911-X	100g	£8.66
GPC9911-2X	250g	£11.58
GPC9911-5X	500g	£13.91
GPC9911-Y	1Kg	£23.91
GPC9911-2.5Y	2.5Kg	£44.70
GPC9911-5Y	5Kg	£80.97
GPC9911-25Y	25Kg	£316.79

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