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VWR Potassium peroxodisulphate ≥98.0%, AnalaR NORMAPUR® Reag. Ph. Eur. analytical reagent
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Specifications:
| Application | Organic Synthesis | ||
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Powder |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | K₂S₂O₈ |
VWR Potassium Peroxodisulphate (also known as potassium persulfate) is a high-purity, crystalline oxidizing agent with an assay of ≥98.0%. Conforming to AnalaR NORMAPUR® and Reag. Ph. Eur. specifications, it is widely used in analytical chemistry, polymerization initiators, etching, and redox reactions. Its stability, controlled impurity profile, and high oxidizing strength make it ideal for critical laboratory and industrial applications.
Key Features and Benefits
- High assay of ≥98.0% ensures analytical-grade reliability
- Meets AnalaR NORMAPUR® and European Pharmacopoeia standards
- Strong oxidizing agent suitable for a wide range of applications
- Low impurity levels: chloride, iron, manganese, and heavy metals
- Supplied in high-integrity plastic bottles for safety and long shelf life
Applications
- Oxidizing agent in redox titrations and analytical chemistry
- Polymerization initiator in acrylate and styrene systems
- Etching agent in printed circuit board manufacturing
- Cleaning and descaling of metal surfaces
- Bleaching agent in textile and paper industries
- Decontamination and water treatment applications
Technical Specifications
| Property | Specification |
|---|---|
| Assay | ≥ 98.0% |
| Heavy Metals (as Pb) | ≤ 10 ppm |
| Insolubility in Water | ≤ 50 ppm |
| Chloride (Cl⁻) | ≤ 5 ppm |
| Iron (Fe) | ≤ 10 ppm |
| Manganese (Mn) | ≤ 2 ppm |
| Conformity | Reag. Ph. Eur. – Passes test |
| CAS Number | 7727-21-1 |
| MDL Number | MFCD00011386 |
| Molecular Formula | K₂S₂O₈ |
| Molecular Weight | 270.32 g/mol |
| Melting Point | 100 °C |
| Density (20 °C) | 2.477 g/cm³ |
| Merck Index | 13,07741 |
| EINECS Number | 231-781-8 |
| UN Number | 1492 |
| ADR Classification | 5.1 (Oxidizer), Packing Group III |
| GHS Classification | GHS03 (Oxidizer), GHS07 (Irritant), GHS08 (Health hazard) |
| Storage Conditions | Ambient |
Packaging Information
| Catalog Number | Pack Type | Quantity |
|---|---|---|
| 26915.187 | Plastic bottle for solids | 100 g |
| 26915.291 | Plastic bottle for solids | 1 kg |
VWR Potassium Peroxodisulphate ≥98.0%, AnalaR NORMAPUR® Reag. Ph. Eur. grade, is a robust and versatile oxidizing agent that meets the rigorous purity requirements of analytical laboratories and regulated industries. Its broad functionality across chemical synthesis, materials processing, and redox applications makes it a valuable and dependable reagent.
- Pack Size: 1kg 100g